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Finding the Third Proportional to 8,976,000 and 19,473,792

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Solution

The third proportional to 8,976,000 and 19,473,792 is: 42,249,172.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,976,000 : 19,473,792 = 19,473,792 : x
  2. Step 2: Convert to fraction form
    8,976,000/19,473,792 = 19,473,792/x
  3. Step 3: Cross multiply
    8,976,000x = 19,473,792 × 19,473,792
  4. Step 4: Simplify right side
    8,976,000x = 379,228,574,859,264
  5. Step 5: Solve for x
    x = 379,228,574,859,264/8,976,000
  6. Step 6: Final answer
    x = 42,249,172.78

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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.