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Finding the Third Proportional to 9,418,779 and 20,343,294

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Solution

The third proportional to 9,418,779 and 20,343,294 is: 43,938,774.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,418,779 : 20,343,294 = 20,343,294 : x
  2. Step 2: Convert to fraction form
    9,418,779/20,343,294 = 20,343,294/x
  3. Step 3: Cross multiply
    9,418,779x = 20,343,294 × 20,343,294
  4. Step 4: Simplify right side
    9,418,779x = 413,849,610,770,436
  5. Step 5: Solve for x
    x = 413,849,610,770,436/9,418,779
  6. Step 6: Final answer
    x = 43,938,774.95

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.