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Finding the Third Proportional to 28,105,254 and 42,158,241

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Solution

The third proportional to 28,105,254 and 42,158,241 is: 63,237,901.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,105,254 : 42,158,241 = 42,158,241 : x
  2. Step 2: Convert to fraction form
    28,105,254/42,158,241 = 42,158,241/x
  3. Step 3: Cross multiply
    28,105,254x = 42,158,241 × 42,158,241
  4. Step 4: Simplify right side
    28,105,254x = 1,777,317,284,214,081
  5. Step 5: Solve for x
    x = 1,777,317,284,214,081/28,105,254
  6. Step 6: Final answer
    x = 63,237,901.50

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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.