Home / 15,174,428.40-22,761,642.60-13,580,105.40

Finding the Fourth Proportional to 15,174,428.40, 22,761,642.60 and 13,580,105.40

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Solution

The fourth proportional to 15,174,428.40, 22,761,642.60 and 13,580,105.40 is: 20,370,158.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,174,428.40 : 22,761,642.60 = 13,580,105.40 : x
  2. Step 2: Convert to fraction form
    15,174,428.40/22,761,642.60 = 13,580,105.40/x
  3. Step 3: Cross multiply
    15,174,428.40x = 22,761,642.60 × 13,580,105.40
  4. Step 4: Simplify right side
    15,174,428.40x = 309,105,505,585,130.06
  5. Step 5: Solve for x
    x = 309,105,505,585,130.06/15,174,428.40
  6. Step 6: Final answer
    x = 20,370,158.10

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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.