Home / 5,375,999.70-8,063,999.55-4,965,426.90

Finding the Fourth Proportional to 5,375,999.70, 8,063,999.55 and 4,965,426.90

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Solution

The fourth proportional to 5,375,999.70, 8,063,999.55 and 4,965,426.90 is: 7,448,140.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,375,999.70 : 8,063,999.55 = 4,965,426.90 : x
  2. Step 2: Convert to fraction form
    5,375,999.70/8,063,999.55 = 4,965,426.90/x
  3. Step 3: Cross multiply
    5,375,999.70x = 8,063,999.55 × 4,965,426.90
  4. Step 4: Simplify right side
    5,375,999.70x = 40,041,200,287,157.90
  5. Step 5: Solve for x
    x = 40,041,200,287,157.90/5,375,999.70
  6. Step 6: Final answer
    x = 7,448,140.35

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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.