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Finding the Third Proportional to 15,326,418 and 25,542,963

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Solution

The third proportional to 15,326,418 and 25,542,963 is: 42,569,826.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,326,418 : 25,542,963 = 25,542,963 : x
  2. Step 2: Convert to fraction form
    15,326,418/25,542,963 = 25,542,963/x
  3. Step 3: Cross multiply
    15,326,418x = 25,542,963 × 25,542,963
  4. Step 4: Simplify right side
    15,326,418x = 652,442,958,819,369
  5. Step 5: Solve for x
    x = 652,442,958,819,369/15,326,418
  6. Step 6: Final answer
    x = 42,569,826.74

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Why These Related Problems?

These problems maintain the same ratio (1.67) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.