Home / 26,471,601.80-39,707,402.70-8,520,705.80

Finding the Fourth Proportional to 26,471,601.80, 39,707,402.70 and 8,520,705.80

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Solution

The fourth proportional to 26,471,601.80, 39,707,402.70 and 8,520,705.80 is: 12,781,058.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,471,601.80 : 39,707,402.70 = 8,520,705.80 : x
  2. Step 2: Convert to fraction form
    26,471,601.80/39,707,402.70 = 8,520,705.80/x
  3. Step 3: Cross multiply
    26,471,601.80x = 39,707,402.70 × 8,520,705.80
  4. Step 4: Simplify right side
    26,471,601.80x = 338,335,096,488,825.69
  5. Step 5: Solve for x
    x = 338,335,096,488,825.69/26,471,601.80
  6. Step 6: Final answer
    x = 12,781,058.70

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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.