Home / 16,387,119.72-22,610,849.22-9,416,450.40

Finding the Fourth Proportional to 16,387,119.72, 22,610,849.22 and 9,416,450.40

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Solution

The fourth proportional to 16,387,119.72, 22,610,849.22 and 9,416,450.40 is: 12,992,761.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,387,119.72 : 22,610,849.22 = 9,416,450.40 : x
  2. Step 2: Convert to fraction form
    16,387,119.72/22,610,849.22 = 9,416,450.40/x
  3. Step 3: Cross multiply
    16,387,119.72x = 22,610,849.22 × 9,416,450.40
  4. Step 4: Simplify right side
    16,387,119.72x = 212,913,940,182,008.69
  5. Step 5: Solve for x
    x = 212,913,940,182,008.69/16,387,119.72
  6. Step 6: Final answer
    x = 12,992,761.62

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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.