Home / 6,472,855.20-9,711,615.60-2,689,053.60

Finding the Fourth Proportional to 6,472,855.20, 9,711,615.60 and 2,689,053.60

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Solution

The fourth proportional to 6,472,855.20, 9,711,615.60 and 2,689,053.60 is: 4,034,549.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,472,855.20 : 9,711,615.60 = 2,689,053.60 : x
  2. Step 2: Convert to fraction form
    6,472,855.20/9,711,615.60 = 2,689,053.60/x
  3. Step 3: Cross multiply
    6,472,855.20x = 9,711,615.60 × 2,689,053.60
  4. Step 4: Simplify right side
    6,472,855.20x = 26,115,054,890,996.16
  5. Step 5: Solve for x
    x = 26,115,054,890,996.16/6,472,855.20
  6. Step 6: Final answer
    x = 4,034,549.53

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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.