Home / 52,488,049.80-78,732,074.70-26,931,642.60

Finding the Fourth Proportional to 52,488,049.80, 78,732,074.70 and 26,931,642.60

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Solution

The fourth proportional to 52,488,049.80, 78,732,074.70 and 26,931,642.60 is: 40,397,463.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,488,049.80 : 78,732,074.70 = 26,931,642.60 : x
  2. Step 2: Convert to fraction form
    52,488,049.80/78,732,074.70 = 26,931,642.60/x
  3. Step 3: Cross multiply
    52,488,049.80x = 78,732,074.70 × 26,931,642.60
  4. Step 4: Simplify right side
    52,488,049.80x = 2,120,384,096,976,902.50
  5. Step 5: Solve for x
    x = 2,120,384,096,976,902.50/52,488,049.80
  6. Step 6: Final answer
    x = 40,397,463.90

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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.