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Finding the Third Proportional to 7,288,461 and 15,945,687

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Solution

The third proportional to 7,288,461 and 15,945,687 is: 34,885,956.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,288,461 : 15,945,687 = 15,945,687 : x
  2. Step 2: Convert to fraction form
    7,288,461/15,945,687 = 15,945,687/x
  3. Step 3: Cross multiply
    7,288,461x = 15,945,687 × 15,945,687
  4. Step 4: Simplify right side
    7,288,461x = 254,264,933,901,969
  5. Step 5: Solve for x
    x = 254,264,933,901,969/7,288,461
  6. Step 6: Final answer
    x = 34,885,956.57

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.