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Finding the Third Proportional to 15,326,908 and 25,543,818

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Solution

The third proportional to 15,326,908 and 25,543,818 is: 42,571,315.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,326,908 : 25,543,818 = 25,543,818 : x
  2. Step 2: Convert to fraction form
    15,326,908/25,543,818 = 25,543,818/x
  3. Step 3: Cross multiply
    15,326,908x = 25,543,818 × 25,543,818
  4. Step 4: Simplify right side
    15,326,908x = 652,486,638,017,124
  5. Step 5: Solve for x
    x = 652,486,638,017,124/15,326,908
  6. Step 6: Final answer
    x = 42,571,315.62

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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.