Home / 6,913,213.90-10,369,820.85-4,787,449.90

Finding the Fourth Proportional to 6,913,213.90, 10,369,820.85 and 4,787,449.90

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Solution

The fourth proportional to 6,913,213.90, 10,369,820.85 and 4,787,449.90 is: 7,181,174.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,913,213.90 : 10,369,820.85 = 4,787,449.90 : x
  2. Step 2: Convert to fraction form
    6,913,213.90/10,369,820.85 = 4,787,449.90/x
  3. Step 3: Cross multiply
    6,913,213.90x = 10,369,820.85 × 4,787,449.90
  4. Step 4: Simplify right side
    6,913,213.90x = 49,644,997,791,350.41
  5. Step 5: Solve for x
    x = 49,644,997,791,350.41/6,913,213.90
  6. Step 6: Final answer
    x = 7,181,174.85

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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.