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Finding the Third Proportional to 15,326,855 and 25,543,736

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Solution

The third proportional to 15,326,855 and 25,543,736 is: 42,571,189.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,326,855 : 25,543,736 = 25,543,736 : x
  2. Step 2: Convert to fraction form
    15,326,855/25,543,736 = 25,543,736/x
  3. Step 3: Cross multiply
    15,326,855x = 25,543,736 × 25,543,736
  4. Step 4: Simplify right side
    15,326,855x = 652,482,448,837,696
  5. Step 5: Solve for x
    x = 652,482,448,837,696/15,326,855
  6. Step 6: Final answer
    x = 42,571,189.51

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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.