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Finding the Third Proportional to 12,158,001 and 18,487,791

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Solution

The third proportional to 12,158,001 and 18,487,791 is: 28,113,043.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,158,001 : 18,487,791 = 18,487,791 : x
  2. Step 2: Convert to fraction form
    12,158,001/18,487,791 = 18,487,791/x
  3. Step 3: Cross multiply
    12,158,001x = 18,487,791 × 18,487,791
  4. Step 4: Simplify right side
    12,158,001x = 341,798,416,059,681
  5. Step 5: Solve for x
    x = 341,798,416,059,681/12,158,001
  6. Step 6: Final answer
    x = 28,113,043.92

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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.