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Finding the Third Proportional to 29,493,407 and 45,138,239

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Solution

The third proportional to 29,493,407 and 45,138,239 is: 69,081,900.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,493,407 : 45,138,239 = 45,138,239 : x
  2. Step 2: Convert to fraction form
    29,493,407/45,138,239 = 45,138,239/x
  3. Step 3: Cross multiply
    29,493,407x = 45,138,239 × 45,138,239
  4. Step 4: Simplify right side
    29,493,407x = 2,037,460,620,021,121
  5. Step 5: Solve for x
    x = 2,037,460,620,021,121/29,493,407
  6. Step 6: Final answer
    x = 69,081,900.92

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.