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Finding the Third Proportional to 15,732,540 and 34,587,160

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Solution

The third proportional to 15,732,540 and 34,587,160 is: 76,038,048.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,732,540 : 34,587,160 = 34,587,160 : x
  2. Step 2: Convert to fraction form
    15,732,540/34,587,160 = 34,587,160/x
  3. Step 3: Cross multiply
    15,732,540x = 34,587,160 × 34,587,160
  4. Step 4: Simplify right side
    15,732,540x = 1,196,271,636,865,600
  5. Step 5: Solve for x
    x = 1,196,271,636,865,600/15,732,540
  6. Step 6: Final answer
    x = 76,038,048.33

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.