Home / 8,526,347.20-12,778,634.40-3,471,947.20

Finding the Fourth Proportional to 8,526,347.20, 12,778,634.40 and 3,471,947.20

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Solution

The fourth proportional to 8,526,347.20, 12,778,634.40 and 3,471,947.20 is: 5,203,487.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,526,347.20 : 12,778,634.40 = 3,471,947.20 : x
  2. Step 2: Convert to fraction form
    8,526,347.20/12,778,634.40 = 3,471,947.20/x
  3. Step 3: Cross multiply
    8,526,347.20x = 12,778,634.40 × 3,471,947.20
  4. Step 4: Simplify right side
    8,526,347.20x = 44,366,743,924,903.69
  5. Step 5: Solve for x
    x = 44,366,743,924,903.69/8,526,347.20
  6. Step 6: Final answer
    x = 5,203,487.83

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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.