Home / 8,988,077.90-13,482,116.85-3,949,229.90

Finding the Fourth Proportional to 8,988,077.90, 13,482,116.85 and 3,949,229.90

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Solution

The fourth proportional to 8,988,077.90, 13,482,116.85 and 3,949,229.90 is: 5,923,844.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,988,077.90 : 13,482,116.85 = 3,949,229.90 : x
  2. Step 2: Convert to fraction form
    8,988,077.90/13,482,116.85 = 3,949,229.90/x
  3. Step 3: Cross multiply
    8,988,077.90x = 13,482,116.85 × 3,949,229.90
  4. Step 4: Simplify right side
    8,988,077.90x = 53,243,978,979,313.81
  5. Step 5: Solve for x
    x = 53,243,978,979,313.81/8,988,077.90
  6. Step 6: Final answer
    x = 5,923,844.85

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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.