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Finding the Third Proportional to 8,031,480 and 12,235,434

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Solution

The third proportional to 8,031,480 and 12,235,434 is: 18,639,882.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,031,480 : 12,235,434 = 12,235,434 : x
  2. Step 2: Convert to fraction form
    8,031,480/12,235,434 = 12,235,434/x
  3. Step 3: Cross multiply
    8,031,480x = 12,235,434 × 12,235,434
  4. Step 4: Simplify right side
    8,031,480x = 149,705,845,168,356
  5. Step 5: Solve for x
    x = 149,705,845,168,356/8,031,480
  6. Step 6: Final answer
    x = 18,639,882.71

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.