Home / 26,263,123.20-39,317,702.40-18,704,851.20

Finding the Fourth Proportional to 26,263,123.20, 39,317,702.40 and 18,704,851.20

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Solution

The fourth proportional to 26,263,123.20, 39,317,702.40 and 18,704,851.20 is: 28,002,449.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,263,123.20 : 39,317,702.40 = 18,704,851.20 : x
  2. Step 2: Convert to fraction form
    26,263,123.20/39,317,702.40 = 18,704,851.20/x
  3. Step 3: Cross multiply
    26,263,123.20x = 39,317,702.40 × 18,704,851.20
  4. Step 4: Simplify right side
    26,263,123.20x = 735,431,772,917,882.88
  5. Step 5: Solve for x
    x = 735,431,772,917,882.88/26,263,123.20
  6. Step 6: Final answer
    x = 28,002,449.19

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1.5x scale

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.