Home / 21,474,618.64-32,207,769.91-8,344,013.51

Finding the Fourth Proportional to 21,474,618.64, 32,207,769.91 and 8,344,013.51

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Solution

The fourth proportional to 21,474,618.64, 32,207,769.91 and 8,344,013.51 is: 12,514,404.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,474,618.64 : 32,207,769.91 = 8,344,013.51 : x
  2. Step 2: Convert to fraction form
    21,474,618.64/32,207,769.91 = 8,344,013.51/x
  3. Step 3: Cross multiply
    21,474,618.64x = 32,207,769.91 × 8,344,013.51
  4. Step 4: Simplify right side
    21,474,618.64x = 268,742,067,256,011.47
  5. Step 5: Solve for x
    x = 268,742,067,256,011.47/21,474,618.64
  6. Step 6: Final answer
    x = 12,514,404.64

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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.