Home / 18,728,134.40-28,044,962.40-14,948,998.40

Finding the Fourth Proportional to 18,728,134.40, 28,044,962.40 and 14,948,998.40

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Solution

The fourth proportional to 18,728,134.40, 28,044,962.40 and 14,948,998.40 is: 22,385,790.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,728,134.40 : 28,044,962.40 = 14,948,998.40 : x
  2. Step 2: Convert to fraction form
    18,728,134.40/28,044,962.40 = 14,948,998.40/x
  3. Step 3: Cross multiply
    18,728,134.40x = 28,044,962.40 × 14,948,998.40
  4. Step 4: Simplify right side
    18,728,134.40x = 419,244,098,045,660.12
  5. Step 5: Solve for x
    x = 419,244,098,045,660.12/18,728,134.40
  6. Step 6: Final answer
    x = 22,385,790.76

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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.