Home / 67,719,145.65-101,552,724.69-28,832,943.75

Finding the Fourth Proportional to 67,719,145.65, 101,552,724.69 and 28,832,943.75

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Solution

The fourth proportional to 67,719,145.65, 101,552,724.69 and 28,832,943.75 is: 43,238,348.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,719,145.65 : 101,552,724.69 = 28,832,943.75 : x
  2. Step 2: Convert to fraction form
    67,719,145.65/101,552,724.69 = 28,832,943.75/x
  3. Step 3: Cross multiply
    67,719,145.65x = 101,552,724.69 × 28,832,943.75
  4. Step 4: Simplify right side
    67,719,145.65x = 2,928,063,998,646,006
  5. Step 5: Solve for x
    x = 2,928,063,998,646,006/67,719,145.65
  6. Step 6: Final answer
    x = 43,238,348.19

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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.