Home / 16,387,011.71-22,610,700.40-9,416,342.53

Finding the Fourth Proportional to 16,387,011.71, 22,610,700.40 and 9,416,342.53

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Solution

The fourth proportional to 16,387,011.71, 22,610,700.40 and 9,416,342.53 is: 12,992,612.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,387,011.71 : 22,610,700.40 = 9,416,342.53 : x
  2. Step 2: Convert to fraction form
    16,387,011.71/22,610,700.40 = 9,416,342.53/x
  3. Step 3: Cross multiply
    16,387,011.71x = 22,610,700.40 × 9,416,342.53
  4. Step 4: Simplify right side
    16,387,011.71x = 212,910,099,805,552.69
  5. Step 5: Solve for x
    x = 212,910,099,805,552.69/16,387,011.71
  6. Step 6: Final answer
    x = 12,992,612.91

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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.