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Finding the Third Proportional to 15,721,345 and 24,999,215

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Solution

The third proportional to 15,721,345 and 24,999,215 is: 39,752,371.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,721,345 : 24,999,215 = 24,999,215 : x
  2. Step 2: Convert to fraction form
    15,721,345/24,999,215 = 24,999,215/x
  3. Step 3: Cross multiply
    15,721,345x = 24,999,215 × 24,999,215
  4. Step 4: Simplify right side
    15,721,345x = 624,960,750,616,225
  5. Step 5: Solve for x
    x = 624,960,750,616,225/15,721,345
  6. Step 6: Final answer
    x = 39,752,371.74

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.