Home / 5,560,665.60-8,340,998.40-3,423,820.80

Finding the Fourth Proportional to 5,560,665.60, 8,340,998.40 and 3,423,820.80

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Solution

The fourth proportional to 5,560,665.60, 8,340,998.40 and 3,423,820.80 is: 5,135,731.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,560,665.60 : 8,340,998.40 = 3,423,820.80 : x
  2. Step 2: Convert to fraction form
    5,560,665.60/8,340,998.40 = 3,423,820.80/x
  3. Step 3: Cross multiply
    5,560,665.60x = 8,340,998.40 × 3,423,820.80
  4. Step 4: Simplify right side
    5,560,665.60x = 28,558,083,814,686.72
  5. Step 5: Solve for x
    x = 28,558,083,814,686.72/5,560,665.60
  6. Step 6: Final answer
    x = 5,135,731.20

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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.