Home / 69,140,989.92-95,416,490.88-38,203,152.96

Finding the Fourth Proportional to 69,140,989.92, 95,416,490.88 and 38,203,152.96

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Solution

The fourth proportional to 69,140,989.92, 95,416,490.88 and 38,203,152.96 is: 52,721,414.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,140,989.92 : 95,416,490.88 = 38,203,152.96 : x
  2. Step 2: Convert to fraction form
    69,140,989.92/95,416,490.88 = 38,203,152.96/x
  3. Step 3: Cross multiply
    69,140,989.92x = 95,416,490.88 × 38,203,152.96
  4. Step 4: Simplify right side
    69,140,989.92x = 3,645,210,795,995,085
  5. Step 5: Solve for x
    x = 3,645,210,795,995,085/69,140,989.92
  6. Step 6: Final answer
    x = 52,721,414.61

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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.