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Finding the Third Proportional to 20,479,088 and 43,872,880

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Solution

The third proportional to 20,479,088 and 43,872,880 is: 93,990,005.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,479,088 : 43,872,880 = 43,872,880 : x
  2. Step 2: Convert to fraction form
    20,479,088/43,872,880 = 43,872,880/x
  3. Step 3: Cross multiply
    20,479,088x = 43,872,880 × 43,872,880
  4. Step 4: Simplify right side
    20,479,088x = 1,924,829,599,494,400
  5. Step 5: Solve for x
    x = 1,924,829,599,494,400/20,479,088
  6. Step 6: Final answer
    x = 93,990,005.78

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.