Home / 82,624,731.52-123,932,612.14-25,112,518.65

Finding the Fourth Proportional to 82,624,731.52, 123,932,612.14 and 25,112,518.65

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Solution

The fourth proportional to 82,624,731.52, 123,932,612.14 and 25,112,518.65 is: 37,667,414.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,624,731.52 : 123,932,612.14 = 25,112,518.65 : x
  2. Step 2: Convert to fraction form
    82,624,731.52/123,932,612.14 = 25,112,518.65/x
  3. Step 3: Cross multiply
    82,624,731.52x = 123,932,612.14 × 25,112,518.65
  4. Step 4: Simplify right side
    82,624,731.52x = 3,112,260,033,708,966
  5. Step 5: Solve for x
    x = 3,112,260,033,708,966/82,624,731.52
  6. Step 6: Final answer
    x = 37,667,414.79

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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.