Home / 12,096,376.20-18,123,569.10-7,834,350.60

Finding the Fourth Proportional to 12,096,376.20, 18,123,569.10 and 7,834,350.60

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Solution

The fourth proportional to 12,096,376.20, 18,123,569.10 and 7,834,350.60 is: 11,737,928.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,096,376.20 : 18,123,569.10 = 7,834,350.60 : x
  2. Step 2: Convert to fraction form
    12,096,376.20/18,123,569.10 = 7,834,350.60/x
  3. Step 3: Cross multiply
    12,096,376.20x = 18,123,569.10 × 7,834,350.60
  4. Step 4: Simplify right side
    12,096,376.20x = 141,986,394,452,726.47
  5. Step 5: Solve for x
    x = 141,986,394,452,726.47/12,096,376.20
  6. Step 6: Final answer
    x = 11,737,928.13

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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.