Home / 40,279,422.80-60,419,134.20-11,526,496.40

Finding the Fourth Proportional to 40,279,422.80, 60,419,134.20 and 11,526,496.40

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Solution

The fourth proportional to 40,279,422.80, 60,419,134.20 and 11,526,496.40 is: 17,289,744.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,279,422.80 : 60,419,134.20 = 11,526,496.40 : x
  2. Step 2: Convert to fraction form
    40,279,422.80/60,419,134.20 = 11,526,496.40/x
  3. Step 3: Cross multiply
    40,279,422.80x = 60,419,134.20 × 11,526,496.40
  4. Step 4: Simplify right side
    40,279,422.80x = 696,420,932,847,416.88
  5. Step 5: Solve for x
    x = 696,420,932,847,416.88/40,279,422.80
  6. Step 6: Final answer
    x = 17,289,744.60

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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.