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Finding the Third Proportional to 12,143,290 and 26,304,396

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Solution

The third proportional to 12,143,290 and 26,304,396 is: 56,979,718.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,143,290 : 26,304,396 = 26,304,396 : x
  2. Step 2: Convert to fraction form
    12,143,290/26,304,396 = 26,304,396/x
  3. Step 3: Cross multiply
    12,143,290x = 26,304,396 × 26,304,396
  4. Step 4: Simplify right side
    12,143,290x = 691,921,248,924,816
  5. Step 5: Solve for x
    x = 691,921,248,924,816/12,143,290
  6. Step 6: Final answer
    x = 56,979,718.75

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.