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Finding the Third Proportional to 13,518,940 and 30,060,432

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Solution

The third proportional to 13,518,940 and 30,060,432 is: 66,841,747.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,518,940 : 30,060,432 = 30,060,432 : x
  2. Step 2: Convert to fraction form
    13,518,940/30,060,432 = 30,060,432/x
  3. Step 3: Cross multiply
    13,518,940x = 30,060,432 × 30,060,432
  4. Step 4: Simplify right side
    13,518,940x = 903,629,572,026,624
  5. Step 5: Solve for x
    x = 903,629,572,026,624/13,518,940
  6. Step 6: Final answer
    x = 66,841,747.36

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.