Home / 40,088,892.60-60,135,307.20-20,957,016.60

Finding the Fourth Proportional to 40,088,892.60, 60,135,307.20 and 20,957,016.60

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Solution

The fourth proportional to 40,088,892.60, 60,135,307.20 and 20,957,016.60 is: 31,436,553.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,088,892.60 : 60,135,307.20 = 20,957,016.60 : x
  2. Step 2: Convert to fraction form
    40,088,892.60/60,135,307.20 = 20,957,016.60/x
  3. Step 3: Cross multiply
    40,088,892.60x = 60,135,307.20 × 20,957,016.60
  4. Step 4: Simplify right side
    40,088,892.60x = 1,260,256,631,236,499.75
  5. Step 5: Solve for x
    x = 1,260,256,631,236,499.75/40,088,892.60
  6. Step 6: Final answer
    x = 31,436,553.86

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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.