Home / 23,135,048-31,926,369.18-12,822,436.88

Finding the Fourth Proportional to 23,135,048, 31,926,369.18 and 12,822,436.88

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Solution

The fourth proportional to 23,135,048, 31,926,369.18 and 12,822,436.88 is: 17,694,964.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,135,048 : 31,926,369.18 = 12,822,436.88 : x
  2. Step 2: Convert to fraction form
    23,135,048/31,926,369.18 = 12,822,436.88/x
  3. Step 3: Cross multiply
    23,135,048x = 31,926,369.18 × 12,822,436.88
  4. Step 4: Simplify right side
    23,135,048x = 409,373,853,618,127.38
  5. Step 5: Solve for x
    x = 409,373,853,618,127.38/23,135,048
  6. Step 6: Final answer
    x = 17,694,964.52

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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.