Home / 8,260,134.91-12,385,947.96-3,707,280.70

Finding the Fourth Proportional to 8,260,134.91, 12,385,947.96 and 3,707,280.70

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Solution

The fourth proportional to 8,260,134.91, 12,385,947.96 and 3,707,280.70 is: 5,559,011.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,260,134.91 : 12,385,947.96 = 3,707,280.70 : x
  2. Step 2: Convert to fraction form
    8,260,134.91/12,385,947.96 = 3,707,280.70/x
  3. Step 3: Cross multiply
    8,260,134.91x = 12,385,947.96 × 3,707,280.70
  4. Step 4: Simplify right side
    8,260,134.91x = 45,918,185,823,312.38
  5. Step 5: Solve for x
    x = 45,918,185,823,312.38/8,260,134.91
  6. Step 6: Final answer
    x = 5,559,011.60

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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.