Home / 7,272,217.80-10,035,728.46-4,009,149.70

Finding the Fourth Proportional to 7,272,217.80, 10,035,728.46 and 4,009,149.70

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Solution

The fourth proportional to 7,272,217.80, 10,035,728.46 and 4,009,149.70 is: 5,532,664.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,272,217.80 : 10,035,728.46 = 4,009,149.70 : x
  2. Step 2: Convert to fraction form
    7,272,217.80/10,035,728.46 = 4,009,149.70/x
  3. Step 3: Cross multiply
    7,272,217.80x = 10,035,728.46 × 4,009,149.70
  4. Step 4: Simplify right side
    7,272,217.80x = 40,234,737,744,690.47
  5. Step 5: Solve for x
    x = 40,234,737,744,690.47/7,272,217.80
  6. Step 6: Final answer
    x = 5,532,664.02

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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.