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Finding the Third Proportional to 48,128,674.50 and 71,131,587

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Solution

The third proportional to 48,128,674.50 and 71,131,587 is: 105,128,651.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,128,674.50 : 71,131,587 = 71,131,587 : x
  2. Step 2: Convert to fraction form
    48,128,674.50/71,131,587 = 71,131,587/x
  3. Step 3: Cross multiply
    48,128,674.50x = 71,131,587 × 71,131,587
  4. Step 4: Simplify right side
    48,128,674.50x = 5,059,702,669,138,569
  5. Step 5: Solve for x
    x = 5,059,702,669,138,569/48,128,674.50
  6. Step 6: Final answer
    x = 105,128,651.93

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.