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Finding the Third Proportional to 15,167,646 and 21,461,754

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Solution

The third proportional to 15,167,646 and 21,461,754 is: 30,367,723.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,167,646 : 21,461,754 = 21,461,754 : x
  2. Step 2: Convert to fraction form
    15,167,646/21,461,754 = 21,461,754/x
  3. Step 3: Cross multiply
    15,167,646x = 21,461,754 × 21,461,754
  4. Step 4: Simplify right side
    15,167,646x = 460,606,884,756,516
  5. Step 5: Solve for x
    x = 460,606,884,756,516/15,167,646
  6. Step 6: Final answer
    x = 30,367,723.82

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.