Home / 26,852,757.20-40,279,135.80-7,684,139.60

Finding the Fourth Proportional to 26,852,757.20, 40,279,135.80 and 7,684,139.60

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Solution

The fourth proportional to 26,852,757.20, 40,279,135.80 and 7,684,139.60 is: 11,526,209.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,852,757.20 : 40,279,135.80 = 7,684,139.60 : x
  2. Step 2: Convert to fraction form
    26,852,757.20/40,279,135.80 = 7,684,139.60/x
  3. Step 3: Cross multiply
    26,852,757.20x = 40,279,135.80 × 7,684,139.60
  4. Step 4: Simplify right side
    26,852,757.20x = 309,510,502,454,557.62
  5. Step 5: Solve for x
    x = 309,510,502,454,557.62/26,852,757.20
  6. Step 6: Final answer
    x = 11,526,209.40

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Similar ratio
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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.