Home / 52,147,838.52-71,967,380.22-28,942,966.68

Finding the Fourth Proportional to 52,147,838.52, 71,967,380.22 and 28,942,966.68

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Solution

The fourth proportional to 52,147,838.52, 71,967,380.22 and 28,942,966.68 is: 39,943,160.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,147,838.52 : 71,967,380.22 = 28,942,966.68 : x
  2. Step 2: Convert to fraction form
    52,147,838.52/71,967,380.22 = 28,942,966.68/x
  3. Step 3: Cross multiply
    52,147,838.52x = 71,967,380.22 × 28,942,966.68
  4. Step 4: Simplify right side
    52,147,838.52x = 2,082,949,487,754,351
  5. Step 5: Solve for x
    x = 2,082,949,487,754,351/52,147,838.52
  6. Step 6: Final answer
    x = 39,943,160.58

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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.