Home / 51,458,429.12-77,198,841.12-15,555,704

Finding the Fourth Proportional to 51,458,429.12, 77,198,841.12 and 15,555,704

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Solution

The fourth proportional to 51,458,429.12, 77,198,841.12 and 15,555,704 is: 23,336,940.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,458,429.12 : 77,198,841.12 = 15,555,704 : x
  2. Step 2: Convert to fraction form
    51,458,429.12/77,198,841.12 = 15,555,704/x
  3. Step 3: Cross multiply
    51,458,429.12x = 77,198,841.12 × 15,555,704
  4. Step 4: Simplify right side
    51,458,429.12x = 1,200,882,321,605,748.50
  5. Step 5: Solve for x
    x = 1,200,882,321,605,748.50/51,458,429.12
  6. Step 6: Final answer
    x = 23,336,940.95

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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.