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Finding the Third Proportional to 7,345,730 and 15,871,792

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Solution

The third proportional to 7,345,730 and 15,871,792 is: 34,293,906.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,345,730 : 15,871,792 = 15,871,792 : x
  2. Step 2: Convert to fraction form
    7,345,730/15,871,792 = 15,871,792/x
  3. Step 3: Cross multiply
    7,345,730x = 15,871,792 × 15,871,792
  4. Step 4: Simplify right side
    7,345,730x = 251,913,781,291,264
  5. Step 5: Solve for x
    x = 251,913,781,291,264/7,345,730
  6. Step 6: Final answer
    x = 34,293,906.98

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.