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Finding the Third Proportional to 5,254,650 and 7,919,560

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Solution

The third proportional to 5,254,650 and 7,919,560 is: 11,935,986.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,254,650 : 7,919,560 = 7,919,560 : x
  2. Step 2: Convert to fraction form
    5,254,650/7,919,560 = 7,919,560/x
  3. Step 3: Cross multiply
    5,254,650x = 7,919,560 × 7,919,560
  4. Step 4: Simplify right side
    5,254,650x = 62,719,430,593,600
  5. Step 5: Solve for x
    x = 62,719,430,593,600/5,254,650
  6. Step 6: Final answer
    x = 11,935,986.33

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.