Home / 10,080,508.55-15,120,762.83-7,246,156.55

Finding the Fourth Proportional to 10,080,508.55, 15,120,762.83 and 7,246,156.55

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Solution

The fourth proportional to 10,080,508.55, 15,120,762.83 and 7,246,156.55 is: 10,869,234.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,080,508.55 : 15,120,762.83 = 7,246,156.55 : x
  2. Step 2: Convert to fraction form
    10,080,508.55/15,120,762.83 = 7,246,156.55/x
  3. Step 3: Cross multiply
    10,080,508.55x = 15,120,762.83 × 7,246,156.55
  4. Step 4: Simplify right side
    10,080,508.55x = 109,567,414,585,370.25
  5. Step 5: Solve for x
    x = 109,567,414,585,370.25/10,080,508.55
  6. Step 6: Final answer
    x = 10,869,234.83

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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.