Home / 51,704,100.43-71,351,658.68-28,499,725.61

Finding the Fourth Proportional to 51,704,100.43, 71,351,658.68 and 28,499,725.61

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Solution

The fourth proportional to 51,704,100.43, 71,351,658.68 and 28,499,725.61 is: 39,329,621.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,704,100.43 : 71,351,658.68 = 28,499,725.61 : x
  2. Step 2: Convert to fraction form
    51,704,100.43/71,351,658.68 = 28,499,725.61/x
  3. Step 3: Cross multiply
    51,704,100.43x = 71,351,658.68 × 28,499,725.61
  4. Step 4: Simplify right side
    51,704,100.43x = 2,033,502,694,368,039.50
  5. Step 5: Solve for x
    x = 2,033,502,694,368,039.50/51,704,100.43
  6. Step 6: Final answer
    x = 39,329,621.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.