Home / 19,174,534.20-28,737,306.90-7,802,134.20

Finding the Fourth Proportional to 19,174,534.20, 28,737,306.90 and 7,802,134.20

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Solution

The fourth proportional to 19,174,534.20, 28,737,306.90 and 7,802,134.20 is: 11,693,234.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,174,534.20 : 28,737,306.90 = 7,802,134.20 : x
  2. Step 2: Convert to fraction form
    19,174,534.20/28,737,306.90 = 7,802,134.20/x
  3. Step 3: Cross multiply
    19,174,534.20x = 28,737,306.90 × 7,802,134.20
  4. Step 4: Simplify right side
    19,174,534.20x = 224,212,324,980,385.97
  5. Step 5: Solve for x
    x = 224,212,324,980,385.97/19,174,534.20
  6. Step 6: Final answer
    x = 11,693,234.51

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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.