Home / 9,508,132.40-14,293,691.40-8,122,449.20

Finding the Fourth Proportional to 9,508,132.40, 14,293,691.40 and 8,122,449.20

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Solution

The fourth proportional to 9,508,132.40, 14,293,691.40 and 8,122,449.20 is: 12,210,576.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,508,132.40 : 14,293,691.40 = 8,122,449.20 : x
  2. Step 2: Convert to fraction form
    9,508,132.40/14,293,691.40 = 8,122,449.20/x
  3. Step 3: Cross multiply
    9,508,132.40x = 14,293,691.40 × 8,122,449.20
  4. Step 4: Simplify right side
    9,508,132.40x = 116,099,782,276,976.89
  5. Step 5: Solve for x
    x = 116,099,782,276,976.89/9,508,132.40
  6. Step 6: Final answer
    x = 12,210,576.95

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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.