Home / 51,174,519.20-76,775,065.20-15,272,731.04

Finding the Fourth Proportional to 51,174,519.20, 76,775,065.20 and 15,272,731.04

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Solution

The fourth proportional to 51,174,519.20, 76,775,065.20 and 15,272,731.04 is: 22,913,061.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,174,519.20 : 76,775,065.20 = 15,272,731.04 : x
  2. Step 2: Convert to fraction form
    51,174,519.20/76,775,065.20 = 15,272,731.04/x
  3. Step 3: Cross multiply
    51,174,519.20x = 76,775,065.20 × 15,272,731.04
  4. Step 4: Simplify right side
    51,174,519.20x = 1,172,564,921,378,063.75
  5. Step 5: Solve for x
    x = 1,172,564,921,378,063.75/51,174,519.20
  6. Step 6: Final answer
    x = 22,913,061.81

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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.