Home / 26,089,666.20-39,134,499.30-18,436,915.80

Finding the Fourth Proportional to 26,089,666.20, 39,134,499.30 and 18,436,915.80

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Solution

The fourth proportional to 26,089,666.20, 39,134,499.30 and 18,436,915.80 is: 27,655,373.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,089,666.20 : 39,134,499.30 = 18,436,915.80 : x
  2. Step 2: Convert to fraction form
    26,089,666.20/39,134,499.30 = 18,436,915.80/x
  3. Step 3: Cross multiply
    26,089,666.20x = 39,134,499.30 × 18,436,915.80
  4. Step 4: Simplify right side
    26,089,666.20x = 721,519,468,469,258.88
  5. Step 5: Solve for x
    x = 721,519,468,469,258.88/26,089,666.20
  6. Step 6: Final answer
    x = 27,655,373.70

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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.