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Finding the Third Proportional to 28,516,982 and 61,579,387

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Solution

The third proportional to 28,516,982 and 61,579,387 is: 132,974,131.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,516,982 : 61,579,387 = 61,579,387 : x
  2. Step 2: Convert to fraction form
    28,516,982/61,579,387 = 61,579,387/x
  3. Step 3: Cross multiply
    28,516,982x = 61,579,387 × 61,579,387
  4. Step 4: Simplify right side
    28,516,982x = 3,792,020,903,295,769
  5. Step 5: Solve for x
    x = 3,792,020,903,295,769/28,516,982
  6. Step 6: Final answer
    x = 132,974,131.11

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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.