Home / 6,493,518-8,961,025.68-3,739,200.48

Finding the Fourth Proportional to 6,493,518, 8,961,025.68 and 3,739,200.48

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Solution

The fourth proportional to 6,493,518, 8,961,025.68 and 3,739,200.48 is: 5,160,079.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,493,518 : 8,961,025.68 = 3,739,200.48 : x
  2. Step 2: Convert to fraction form
    6,493,518/8,961,025.68 = 3,739,200.48/x
  3. Step 3: Cross multiply
    6,493,518x = 8,961,025.68 × 3,739,200.48
  4. Step 4: Simplify right side
    6,493,518x = 33,507,071,523,948.32
  5. Step 5: Solve for x
    x = 33,507,071,523,948.32/6,493,518
  6. Step 6: Final answer
    x = 5,160,079.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.