Home / 16,387,204.72-22,610,966.52-9,416,535.36

Finding the Fourth Proportional to 16,387,204.72, 22,610,966.52 and 9,416,535.36

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Solution

The fourth proportional to 16,387,204.72, 22,610,966.52 and 9,416,535.36 is: 12,992,878.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,387,204.72 : 22,610,966.52 = 9,416,535.36 : x
  2. Step 2: Convert to fraction form
    16,387,204.72/22,610,966.52 = 9,416,535.36/x
  3. Step 3: Cross multiply
    16,387,204.72x = 22,610,966.52 × 9,416,535.36
  4. Step 4: Simplify right side
    16,387,204.72x = 212,916,965,759,356.12
  5. Step 5: Solve for x
    x = 212,916,965,759,356.12/16,387,204.72
  6. Step 6: Final answer
    x = 12,992,878.86

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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.