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Finding the Third Proportional to 20,792,330 and 32,319,472

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Solution

The third proportional to 20,792,330 and 32,319,472 is: 50,237,191.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,792,330 : 32,319,472 = 32,319,472 : x
  2. Step 2: Convert to fraction form
    20,792,330/32,319,472 = 32,319,472/x
  3. Step 3: Cross multiply
    20,792,330x = 32,319,472 × 32,319,472
  4. Step 4: Simplify right side
    20,792,330x = 1,044,548,270,358,784
  5. Step 5: Solve for x
    x = 1,044,548,270,358,784/20,792,330
  6. Step 6: Final answer
    x = 50,237,191.81

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.