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Finding the Third Proportional to 28,422,132 and 43,165,117

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Solution

The third proportional to 28,422,132 and 43,165,117 is: 65,555,508.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,422,132 : 43,165,117 = 43,165,117 : x
  2. Step 2: Convert to fraction form
    28,422,132/43,165,117 = 43,165,117/x
  3. Step 3: Cross multiply
    28,422,132x = 43,165,117 × 43,165,117
  4. Step 4: Simplify right side
    28,422,132x = 1,863,227,325,623,689
  5. Step 5: Solve for x
    x = 1,863,227,325,623,689/28,422,132
  6. Step 6: Final answer
    x = 65,555,508.84

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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.