Home / 26,192,948.40-39,373,403.40-18,672,001.20

Finding the Fourth Proportional to 26,192,948.40, 39,373,403.40 and 18,672,001.20

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Solution

The fourth proportional to 26,192,948.40, 39,373,403.40 and 18,672,001.20 is: 28,067,868.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,192,948.40 : 39,373,403.40 = 18,672,001.20 : x
  2. Step 2: Convert to fraction form
    26,192,948.40/39,373,403.40 = 18,672,001.20/x
  3. Step 3: Cross multiply
    26,192,948.40x = 39,373,403.40 × 18,672,001.20
  4. Step 4: Simplify right side
    26,192,948.40x = 735,180,235,532,884
  5. Step 5: Solve for x
    x = 735,180,235,532,884/26,192,948.40
  6. Step 6: Final answer
    x = 28,067,868.66

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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.