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Finding the Third Proportional to 28,351,395 and 42,517,876

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Solution

The third proportional to 28,351,395 and 42,517,876 is: 63,762,992.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,351,395 : 42,517,876 = 42,517,876 : x
  2. Step 2: Convert to fraction form
    28,351,395/42,517,876 = 42,517,876/x
  3. Step 3: Cross multiply
    28,351,395x = 42,517,876 × 42,517,876
  4. Step 4: Simplify right side
    28,351,395x = 1,807,769,779,551,376
  5. Step 5: Solve for x
    x = 1,807,769,779,551,376/28,351,395
  6. Step 6: Final answer
    x = 63,762,992.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.