Home / 16,463,966.53-22,720,456.59-9,121,915.33

Finding the Fourth Proportional to 16,463,966.53, 22,720,456.59 and 9,121,915.33

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Solution

The fourth proportional to 16,463,966.53, 22,720,456.59 and 9,121,915.33 is: 12,588,344.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,463,966.53 : 22,720,456.59 = 9,121,915.33 : x
  2. Step 2: Convert to fraction form
    16,463,966.53/22,720,456.59 = 9,121,915.33/x
  3. Step 3: Cross multiply
    16,463,966.53x = 22,720,456.59 × 9,121,915.33
  4. Step 4: Simplify right side
    16,463,966.53x = 207,254,081,272,920.53
  5. Step 5: Solve for x
    x = 207,254,081,272,920.53/16,463,966.53
  6. Step 6: Final answer
    x = 12,588,344.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.