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Finding the Third Proportional to 29,215,856 and 45,418,572

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Solution

The third proportional to 29,215,856 and 45,418,572 is: 70,607,093.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,215,856 : 45,418,572 = 45,418,572 : x
  2. Step 2: Convert to fraction form
    29,215,856/45,418,572 = 45,418,572/x
  3. Step 3: Cross multiply
    29,215,856x = 45,418,572 × 45,418,572
  4. Step 4: Simplify right side
    29,215,856x = 2,062,846,682,519,184
  5. Step 5: Solve for x
    x = 2,062,846,682,519,184/29,215,856
  6. Step 6: Final answer
    x = 70,607,093.71

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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.