Home / 26,229,853.20-39,344,779.80-8,278,957.20

Finding the Fourth Proportional to 26,229,853.20, 39,344,779.80 and 8,278,957.20

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Solution

The fourth proportional to 26,229,853.20, 39,344,779.80 and 8,278,957.20 is: 12,418,435.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,229,853.20 : 39,344,779.80 = 8,278,957.20 : x
  2. Step 2: Convert to fraction form
    26,229,853.20/39,344,779.80 = 8,278,957.20/x
  3. Step 3: Cross multiply
    26,229,853.20x = 39,344,779.80 × 8,278,957.20
  4. Step 4: Simplify right side
    26,229,853.20x = 325,733,748,007,624.56
  5. Step 5: Solve for x
    x = 325,733,748,007,624.56/26,229,853.20
  6. Step 6: Final answer
    x = 12,418,435.80

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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.