Home / 66,896,078.64-100,380,691.35-25,957,132.08

Finding the Fourth Proportional to 66,896,078.64, 100,380,691.35 and 25,957,132.08

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Solution

The fourth proportional to 66,896,078.64, 100,380,691.35 and 25,957,132.08 is: 38,949,889.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,896,078.64 : 100,380,691.35 = 25,957,132.08 : x
  2. Step 2: Convert to fraction form
    66,896,078.64/100,380,691.35 = 25,957,132.08/x
  3. Step 3: Cross multiply
    66,896,078.64x = 100,380,691.35 × 25,957,132.08
  4. Step 4: Simplify right side
    66,896,078.64x = 2,605,594,863,653,663
  5. Step 5: Solve for x
    x = 2,605,594,863,653,663/66,896,078.64
  6. Step 6: Final answer
    x = 38,949,889.39

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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.