Home / 18,024,836.78-26,938,296.04-13,177,348.04

Finding the Fourth Proportional to 18,024,836.78, 26,938,296.04 and 13,177,348.04

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Solution

The fourth proportional to 18,024,836.78, 26,938,296.04 and 13,177,348.04 is: 19,693,676.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,024,836.78 : 26,938,296.04 = 13,177,348.04 : x
  2. Step 2: Convert to fraction form
    18,024,836.78/26,938,296.04 = 13,177,348.04/x
  3. Step 3: Cross multiply
    18,024,836.78x = 26,938,296.04 × 13,177,348.04
  4. Step 4: Simplify right side
    18,024,836.78x = 354,975,302,523,633.75
  5. Step 5: Solve for x
    x = 354,975,302,523,633.75/18,024,836.78
  6. Step 6: Final answer
    x = 19,693,676.39

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Double scale
Find fourth proportional to 18,024,837.78, 26,938,297.53 and 13,177,349.04
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.