Home / 66,995,654.80-100,440,338.10-36,703,517.80

Finding the Fourth Proportional to 66,995,654.80, 100,440,338.10 and 36,703,517.80

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Solution

The fourth proportional to 66,995,654.80, 100,440,338.10 and 36,703,517.80 is: 55,026,161.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,995,654.80 : 100,440,338.10 = 36,703,517.80 : x
  2. Step 2: Convert to fraction form
    66,995,654.80/100,440,338.10 = 36,703,517.80/x
  3. Step 3: Cross multiply
    66,995,654.80x = 100,440,338.10 × 36,703,517.80
  4. Step 4: Simplify right side
    66,995,654.80x = 3,686,513,737,291,367.50
  5. Step 5: Solve for x
    x = 3,686,513,737,291,367.50/66,995,654.80
  6. Step 6: Final answer
    x = 55,026,161.75

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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.