Home / 9,215,425.69-12,717,292.92-5,141,044.69

Finding the Fourth Proportional to 9,215,425.69, 12,717,292.92 and 5,141,044.69

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Solution

The fourth proportional to 9,215,425.69, 12,717,292.92 and 5,141,044.69 is: 7,094,644.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,215,425.69 : 12,717,292.92 = 5,141,044.69 : x
  2. Step 2: Convert to fraction form
    9,215,425.69/12,717,292.92 = 5,141,044.69/x
  3. Step 3: Cross multiply
    9,215,425.69x = 12,717,292.92 × 5,141,044.69
  4. Step 4: Simplify right side
    9,215,425.69x = 65,380,171,186,468.45
  5. Step 5: Solve for x
    x = 65,380,171,186,468.45/9,215,425.69
  6. Step 6: Final answer
    x = 7,094,644.72

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.