Home / 47,959,419.60-71,939,785.68-15,611,459.04

Finding the Fourth Proportional to 47,959,419.60, 71,939,785.68 and 15,611,459.04

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Solution

The fourth proportional to 47,959,419.60, 71,939,785.68 and 15,611,459.04 is: 23,417,402.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,959,419.60 : 71,939,785.68 = 15,611,459.04 : x
  2. Step 2: Convert to fraction form
    47,959,419.60/71,939,785.68 = 15,611,459.04/x
  3. Step 3: Cross multiply
    47,959,419.60x = 71,939,785.68 × 15,611,459.04
  4. Step 4: Simplify right side
    47,959,419.60x = 1,123,085,017,489,698.62
  5. Step 5: Solve for x
    x = 1,123,085,017,489,698.62/47,959,419.60
  6. Step 6: Final answer
    x = 23,417,402.19

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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.