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Finding the Third Proportional to 15,143,912 and 32,842,960

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Solution

The third proportional to 15,143,912 and 32,842,960 is: 71,227,303.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,143,912 : 32,842,960 = 32,842,960 : x
  2. Step 2: Convert to fraction form
    15,143,912/32,842,960 = 32,842,960/x
  3. Step 3: Cross multiply
    15,143,912x = 32,842,960 × 32,842,960
  4. Step 4: Simplify right side
    15,143,912x = 1,078,660,021,561,600
  5. Step 5: Solve for x
    x = 1,078,660,021,561,600/15,143,912
  6. Step 6: Final answer
    x = 71,227,303.85

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.