Home / 28,377,534.98-39,160,998.16-15,324,793.17

Finding the Fourth Proportional to 28,377,534.98, 39,160,998.16 and 15,324,793.17

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Solution

The fourth proportional to 28,377,534.98, 39,160,998.16 and 15,324,793.17 is: 21,148,214.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,377,534.98 : 39,160,998.16 = 15,324,793.17 : x
  2. Step 2: Convert to fraction form
    28,377,534.98/39,160,998.16 = 15,324,793.17/x
  3. Step 3: Cross multiply
    28,377,534.98x = 39,160,998.16 × 15,324,793.17
  4. Step 4: Simplify right side
    28,377,534.98x = 600,134,197,132,750.50
  5. Step 5: Solve for x
    x = 600,134,197,132,750.50/28,377,534.98
  6. Step 6: Final answer
    x = 21,148,214.51

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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.