Home / 65,726,451.95-90,694,601.64-37,858,225.64

Finding the Fourth Proportional to 65,726,451.95, 90,694,601.64 and 37,858,225.64

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Solution

The fourth proportional to 65,726,451.95, 90,694,601.64 and 37,858,225.64 is: 52,239,799.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,726,451.95 : 90,694,601.64 = 37,858,225.64 : x
  2. Step 2: Convert to fraction form
    65,726,451.95/90,694,601.64 = 37,858,225.64/x
  3. Step 3: Cross multiply
    65,726,451.95x = 90,694,601.64 × 37,858,225.64
  4. Step 4: Simplify right side
    65,726,451.95x = 3,433,536,692,763,561
  5. Step 5: Solve for x
    x = 3,433,536,692,763,561/65,726,451.95
  6. Step 6: Final answer
    x = 52,239,799.82

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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.