Home / 12,748,247.85-19,108,455.17-6,275,777.61

Finding the Fourth Proportional to 12,748,247.85, 19,108,455.17 and 6,275,777.61

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Solution

The fourth proportional to 12,748,247.85, 19,108,455.17 and 6,275,777.61 is: 9,406,815.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,748,247.85 : 19,108,455.17 = 6,275,777.61 : x
  2. Step 2: Convert to fraction form
    12,748,247.85/19,108,455.17 = 6,275,777.61/x
  3. Step 3: Cross multiply
    12,748,247.85x = 19,108,455.17 × 6,275,777.61
  4. Step 4: Simplify right side
    12,748,247.85x = 119,920,415,086,195.86
  5. Step 5: Solve for x
    x = 119,920,415,086,195.86/12,748,247.85
  6. Step 6: Final answer
    x = 9,406,815.47

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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.