Home / 16,181,650.82-22,331,356.89-9,306,138.38

Finding the Fourth Proportional to 16,181,650.82, 22,331,356.89 and 9,306,138.38

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Solution

The fourth proportional to 16,181,650.82, 22,331,356.89 and 9,306,138.38 is: 12,842,861.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,181,650.82 : 22,331,356.89 = 9,306,138.38 : x
  2. Step 2: Convert to fraction form
    16,181,650.82/22,331,356.89 = 9,306,138.38/x
  3. Step 3: Cross multiply
    16,181,650.82x = 22,331,356.89 × 9,306,138.38
  4. Step 4: Simplify right side
    16,181,650.82x = 207,818,697,431,506.47
  5. Step 5: Solve for x
    x = 207,818,697,431,506.47/16,181,650.82
  6. Step 6: Final answer
    x = 12,842,861.32

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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.