Home / 7,029,691.60-10,540,744.16-3,189,418

Finding the Fourth Proportional to 7,029,691.60, 10,540,744.16 and 3,189,418

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Solution

The fourth proportional to 7,029,691.60, 10,540,744.16 and 3,189,418 is: 4,782,405.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,029,691.60 : 10,540,744.16 = 3,189,418 : x
  2. Step 2: Convert to fraction form
    7,029,691.60/10,540,744.16 = 3,189,418/x
  3. Step 3: Cross multiply
    7,029,691.60x = 10,540,744.16 × 3,189,418
  4. Step 4: Simplify right side
    7,029,691.60x = 33,618,839,157,298.88
  5. Step 5: Solve for x
    x = 33,618,839,157,298.88/7,029,691.60
  6. Step 6: Final answer
    x = 4,782,405.98

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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.