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Finding the Third Proportional to 9,622,371 and 20,938,668

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Solution

The third proportional to 9,622,371 and 20,938,668 is: 45,563,387.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,622,371 : 20,938,668 = 20,938,668 : x
  2. Step 2: Convert to fraction form
    9,622,371/20,938,668 = 20,938,668/x
  3. Step 3: Cross multiply
    9,622,371x = 20,938,668 × 20,938,668
  4. Step 4: Simplify right side
    9,622,371x = 438,427,817,614,224
  5. Step 5: Solve for x
    x = 438,427,817,614,224/9,622,371
  6. Step 6: Final answer
    x = 45,563,387.40

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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.