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Finding the Third Proportional to 29,079,432 and 45,620,820

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Solution

The third proportional to 29,079,432 and 45,620,820 is: 71,571,522.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,079,432 : 45,620,820 = 45,620,820 : x
  2. Step 2: Convert to fraction form
    29,079,432/45,620,820 = 45,620,820/x
  3. Step 3: Cross multiply
    29,079,432x = 45,620,820 × 45,620,820
  4. Step 4: Simplify right side
    29,079,432x = 2,081,259,217,472,400
  5. Step 5: Solve for x
    x = 2,081,259,217,472,400/29,079,432
  6. Step 6: Final answer
    x = 71,571,522.36

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.