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Finding the Third Proportional to 21,007,088 and 45,599,416

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Solution

The third proportional to 21,007,088 and 45,599,416 is: 98,981,198.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,007,088 : 45,599,416 = 45,599,416 : x
  2. Step 2: Convert to fraction form
    21,007,088/45,599,416 = 45,599,416/x
  3. Step 3: Cross multiply
    21,007,088x = 45,599,416 × 45,599,416
  4. Step 4: Simplify right side
    21,007,088x = 2,079,306,739,541,056
  5. Step 5: Solve for x
    x = 2,079,306,739,541,056/21,007,088
  6. Step 6: Final answer
    x = 98,981,198.13

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.