Home / 69,640,873.32-96,096,773.88-40,267,760.76

Finding the Fourth Proportional to 69,640,873.32, 96,096,773.88 and 40,267,760.76

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Solution

The fourth proportional to 69,640,873.32, 96,096,773.88 and 40,267,760.76 is: 55,565,097.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,640,873.32 : 96,096,773.88 = 40,267,760.76 : x
  2. Step 2: Convert to fraction form
    69,640,873.32/96,096,773.88 = 40,267,760.76/x
  3. Step 3: Cross multiply
    69,640,873.32x = 96,096,773.88 × 40,267,760.76
  4. Step 4: Simplify right side
    69,640,873.32x = 3,869,601,900,407,656.50
  5. Step 5: Solve for x
    x = 3,869,601,900,407,656.50/69,640,873.32
  6. Step 6: Final answer
    x = 55,565,097.28

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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.