Home / 6,474,614.80-9,711,922.20-5,214,902.80

Finding the Fourth Proportional to 6,474,614.80, 9,711,922.20 and 5,214,902.80

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Solution

The fourth proportional to 6,474,614.80, 9,711,922.20 and 5,214,902.80 is: 7,822,354.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,474,614.80 : 9,711,922.20 = 5,214,902.80 : x
  2. Step 2: Convert to fraction form
    6,474,614.80/9,711,922.20 = 5,214,902.80/x
  3. Step 3: Cross multiply
    6,474,614.80x = 9,711,922.20 × 5,214,902.80
  4. Step 4: Simplify right side
    6,474,614.80x = 50,646,730,274,162.16
  5. Step 5: Solve for x
    x = 50,646,730,274,162.16/6,474,614.80
  6. Step 6: Final answer
    x = 7,822,354.20

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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.