Home / 18,451,967.90-27,677,951.85-4,805,087.90

Finding the Fourth Proportional to 18,451,967.90, 27,677,951.85 and 4,805,087.90

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Solution

The fourth proportional to 18,451,967.90, 27,677,951.85 and 4,805,087.90 is: 7,207,631.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,451,967.90 : 27,677,951.85 = 4,805,087.90 : x
  2. Step 2: Convert to fraction form
    18,451,967.90/27,677,951.85 = 4,805,087.90/x
  3. Step 3: Cross multiply
    18,451,967.90x = 27,677,951.85 × 4,805,087.90
  4. Step 4: Simplify right side
    18,451,967.90x = 132,994,991,531,217.62
  5. Step 5: Solve for x
    x = 132,994,991,531,217.62/18,451,967.90
  6. Step 6: Final answer
    x = 7,207,631.85

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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.