Home / 12,251,966.80-18,377,950.20-5,061,110.80

Finding the Fourth Proportional to 12,251,966.80, 18,377,950.20 and 5,061,110.80

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Solution

The fourth proportional to 12,251,966.80, 18,377,950.20 and 5,061,110.80 is: 7,591,666.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,251,966.80 : 18,377,950.20 = 5,061,110.80 : x
  2. Step 2: Convert to fraction form
    12,251,966.80/18,377,950.20 = 5,061,110.80/x
  3. Step 3: Cross multiply
    12,251,966.80x = 18,377,950.20 × 5,061,110.80
  4. Step 4: Simplify right side
    12,251,966.80x = 93,012,842,239,082.16
  5. Step 5: Solve for x
    x = 93,012,842,239,082.16/12,251,966.80
  6. Step 6: Final answer
    x = 7,591,666.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.