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Finding the Third Proportional to 17,955,650 and 27,859,775

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Solution

The third proportional to 17,955,650 and 27,859,775 is: 43,226,898.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,955,650 : 27,859,775 = 27,859,775 : x
  2. Step 2: Convert to fraction form
    17,955,650/27,859,775 = 27,859,775/x
  3. Step 3: Cross multiply
    17,955,650x = 27,859,775 × 27,859,775
  4. Step 4: Simplify right side
    17,955,650x = 776,167,063,050,625
  5. Step 5: Solve for x
    x = 776,167,063,050,625/17,955,650
  6. Step 6: Final answer
    x = 43,226,898.67

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.