Home / 12,005,381.40-17,995,824.90-5,930,770.20

Finding the Fourth Proportional to 12,005,381.40, 17,995,824.90 and 5,930,770.20

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Solution

The fourth proportional to 12,005,381.40, 17,995,824.90 and 5,930,770.20 is: 8,890,105.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,005,381.40 : 17,995,824.90 = 5,930,770.20 : x
  2. Step 2: Convert to fraction form
    12,005,381.40/17,995,824.90 = 5,930,770.20/x
  3. Step 3: Cross multiply
    12,005,381.40x = 17,995,824.90 × 5,930,770.20
  4. Step 4: Simplify right side
    12,005,381.40x = 106,729,102,041,337.97
  5. Step 5: Solve for x
    x = 106,729,102,041,337.97/12,005,381.40
  6. Step 6: Final answer
    x = 8,890,105.07

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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.