Home / 25,092,111.70-37,638,167.55-13,612,986.10

Finding the Fourth Proportional to 25,092,111.70, 37,638,167.55 and 13,612,986.10

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Solution

The fourth proportional to 25,092,111.70, 37,638,167.55 and 13,612,986.10 is: 20,419,479.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,092,111.70 : 37,638,167.55 = 13,612,986.10 : x
  2. Step 2: Convert to fraction form
    25,092,111.70/37,638,167.55 = 13,612,986.10/x
  3. Step 3: Cross multiply
    25,092,111.70x = 37,638,167.55 × 13,612,986.10
  4. Step 4: Simplify right side
    25,092,111.70x = 512,367,851,687,621
  5. Step 5: Solve for x
    x = 512,367,851,687,621/25,092,111.70
  6. Step 6: Final answer
    x = 20,419,479.15

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.