Home / 30,498,349.80-45,747,233.10-7,469,385.60

Finding the Fourth Proportional to 30,498,349.80, 45,747,233.10 and 7,469,385.60

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Solution

The fourth proportional to 30,498,349.80, 45,747,233.10 and 7,469,385.60 is: 11,204,006.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,498,349.80 : 45,747,233.10 = 7,469,385.60 : x
  2. Step 2: Convert to fraction form
    30,498,349.80/45,747,233.10 = 7,469,385.60/x
  3. Step 3: Cross multiply
    30,498,349.80x = 45,747,233.10 × 7,469,385.60
  4. Step 4: Simplify right side
    30,498,349.80x = 341,703,724,156,983.38
  5. Step 5: Solve for x
    x = 341,703,724,156,983.38/30,498,349.80
  6. Step 6: Final answer
    x = 11,204,006.98

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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.