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Finding the Third Proportional to 18,894,792 and 28,337,274

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Solution

The third proportional to 18,894,792 and 28,337,274 is: 42,498,541.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,894,792 : 28,337,274 = 28,337,274 : x
  2. Step 2: Convert to fraction form
    18,894,792/28,337,274 = 28,337,274/x
  3. Step 3: Cross multiply
    18,894,792x = 28,337,274 × 28,337,274
  4. Step 4: Simplify right side
    18,894,792x = 803,001,097,751,076
  5. Step 5: Solve for x
    x = 803,001,097,751,076/18,894,792
  6. Step 6: Final answer
    x = 42,498,541.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.