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Finding the Third Proportional to 8,036,210 and 12,129,048

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Solution

The third proportional to 8,036,210 and 12,129,048 is: 18,306,366.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,036,210 : 12,129,048 = 12,129,048 : x
  2. Step 2: Convert to fraction form
    8,036,210/12,129,048 = 12,129,048/x
  3. Step 3: Cross multiply
    8,036,210x = 12,129,048 × 12,129,048
  4. Step 4: Simplify right side
    8,036,210x = 147,113,805,386,304
  5. Step 5: Solve for x
    x = 147,113,805,386,304/8,036,210
  6. Step 6: Final answer
    x = 18,306,366.48

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.