Home / 66,384,564.60-99,520,046.10-25,473,361.08

Finding the Fourth Proportional to 66,384,564.60, 99,520,046.10 and 25,473,361.08

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Solution

The fourth proportional to 66,384,564.60, 99,520,046.10 and 25,473,361.08 is: 38,188,245.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,384,564.60 : 99,520,046.10 = 25,473,361.08 : x
  2. Step 2: Convert to fraction form
    66,384,564.60/99,520,046.10 = 25,473,361.08/x
  3. Step 3: Cross multiply
    66,384,564.60x = 99,520,046.10 × 25,473,361.08
  4. Step 4: Simplify right side
    66,384,564.60x = 2,535,110,069,003,545.50
  5. Step 5: Solve for x
    x = 2,535,110,069,003,545.50/66,384,564.60
  6. Step 6: Final answer
    x = 38,188,245.78

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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.