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Finding the Third Proportional to 13,612,596 and 21,088,143

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Solution

The third proportional to 13,612,596 and 21,088,143 is: 32,668,990.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,612,596 : 21,088,143 = 21,088,143 : x
  2. Step 2: Convert to fraction form
    13,612,596/21,088,143 = 21,088,143/x
  3. Step 3: Cross multiply
    13,612,596x = 21,088,143 × 21,088,143
  4. Step 4: Simplify right side
    13,612,596x = 444,709,775,188,449
  5. Step 5: Solve for x
    x = 444,709,775,188,449/13,612,596
  6. Step 6: Final answer
    x = 32,668,990.92

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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.