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Finding the Third Proportional to 5,133,775.50 and 7,891,677

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Solution

The third proportional to 5,133,775.50 and 7,891,677 is: 12,131,143.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,133,775.50 : 7,891,677 = 7,891,677 : x
  2. Step 2: Convert to fraction form
    5,133,775.50/7,891,677 = 7,891,677/x
  3. Step 3: Cross multiply
    5,133,775.50x = 7,891,677 × 7,891,677
  4. Step 4: Simplify right side
    5,133,775.50x = 62,278,565,872,329
  5. Step 5: Solve for x
    x = 62,278,565,872,329/5,133,775.50
  6. Step 6: Final answer
    x = 12,131,143.22

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.