Home / 31,592,428.12-47,406,128.46-15,418,513.36

Finding the Fourth Proportional to 31,592,428.12, 47,406,128.46 and 15,418,513.36

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Solution

The fourth proportional to 31,592,428.12, 47,406,128.46 and 15,418,513.36 is: 23,136,304.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,592,428.12 : 47,406,128.46 = 15,418,513.36 : x
  2. Step 2: Convert to fraction form
    31,592,428.12/47,406,128.46 = 15,418,513.36/x
  3. Step 3: Cross multiply
    31,592,428.12x = 47,406,128.46 × 15,418,513.36
  4. Step 4: Simplify right side
    31,592,428.12x = 730,932,025,006,386.25
  5. Step 5: Solve for x
    x = 730,932,025,006,386.25/31,592,428.12
  6. Step 6: Final answer
    x = 23,136,304.12

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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.