Home / 26,381,646.20-39,572,469.30-9,342,183.80

Finding the Fourth Proportional to 26,381,646.20, 39,572,469.30 and 9,342,183.80

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Solution

The fourth proportional to 26,381,646.20, 39,572,469.30 and 9,342,183.80 is: 14,013,275.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,381,646.20 : 39,572,469.30 = 9,342,183.80 : x
  2. Step 2: Convert to fraction form
    26,381,646.20/39,572,469.30 = 9,342,183.80/x
  3. Step 3: Cross multiply
    26,381,646.20x = 39,572,469.30 × 9,342,183.80
  4. Step 4: Simplify right side
    26,381,646.20x = 369,693,281,620,457.31
  5. Step 5: Solve for x
    x = 369,693,281,620,457.31/26,381,646.20
  6. Step 6: Final answer
    x = 14,013,275.70

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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.