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Finding the Third Proportional to 9,576,542 and 21,013,974

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Solution

The third proportional to 9,576,542 and 21,013,974 is: 46,111,331.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,576,542 : 21,013,974 = 21,013,974 : x
  2. Step 2: Convert to fraction form
    9,576,542/21,013,974 = 21,013,974/x
  3. Step 3: Cross multiply
    9,576,542x = 21,013,974 × 21,013,974
  4. Step 4: Simplify right side
    9,576,542x = 441,587,103,272,676
  5. Step 5: Solve for x
    x = 441,587,103,272,676/9,576,542
  6. Step 6: Final answer
    x = 46,111,331.55

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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.