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Finding the Third Proportional to 7,381,320 and 15,975,696

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Solution

The third proportional to 7,381,320 and 15,975,696 is: 34,576,859.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,381,320 : 15,975,696 = 15,975,696 : x
  2. Step 2: Convert to fraction form
    7,381,320/15,975,696 = 15,975,696/x
  3. Step 3: Cross multiply
    7,381,320x = 15,975,696 × 15,975,696
  4. Step 4: Simplify right side
    7,381,320x = 255,222,862,684,416
  5. Step 5: Solve for x
    x = 255,222,862,684,416/7,381,320
  6. Step 6: Final answer
    x = 34,576,859.25

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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.