Home / 43,820,000.20-65,730,000.30-11,471,840.20

Finding the Fourth Proportional to 43,820,000.20, 65,730,000.30 and 11,471,840.20

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Solution

The fourth proportional to 43,820,000.20, 65,730,000.30 and 11,471,840.20 is: 17,207,760.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,820,000.20 : 65,730,000.30 = 11,471,840.20 : x
  2. Step 2: Convert to fraction form
    43,820,000.20/65,730,000.30 = 11,471,840.20/x
  3. Step 3: Cross multiply
    43,820,000.20x = 65,730,000.30 × 11,471,840.20
  4. Step 4: Simplify right side
    43,820,000.20x = 754,044,059,787,552
  5. Step 5: Solve for x
    x = 754,044,059,787,552/43,820,000.20
  6. Step 6: Final answer
    x = 17,207,760.30

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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.