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Finding the Third Proportional to 9,389,524 and 20,572,387

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Solution

The third proportional to 9,389,524 and 20,572,387 is: 45,073,968.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,389,524 : 20,572,387 = 20,572,387 : x
  2. Step 2: Convert to fraction form
    9,389,524/20,572,387 = 20,572,387/x
  3. Step 3: Cross multiply
    9,389,524x = 20,572,387 × 20,572,387
  4. Step 4: Simplify right side
    9,389,524x = 423,223,106,877,769
  5. Step 5: Solve for x
    x = 423,223,106,877,769/9,389,524
  6. Step 6: Final answer
    x = 45,073,968.27

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.