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Finding the Third Proportional to 9,582,642 and 20,899,506

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Solution

The third proportional to 9,582,642 and 20,899,506 is: 45,581,307.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,582,642 : 20,899,506 = 20,899,506 : x
  2. Step 2: Convert to fraction form
    9,582,642/20,899,506 = 20,899,506/x
  3. Step 3: Cross multiply
    9,582,642x = 20,899,506 × 20,899,506
  4. Step 4: Simplify right side
    9,582,642x = 436,789,351,044,036
  5. Step 5: Solve for x
    x = 436,789,351,044,036/9,582,642
  6. Step 6: Final answer
    x = 45,581,307.44

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.