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Finding the Third Proportional to 28,516,960 and 61,579,352

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Solution

The third proportional to 28,516,960 and 61,579,352 is: 132,974,082.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,516,960 : 61,579,352 = 61,579,352 : x
  2. Step 2: Convert to fraction form
    28,516,960/61,579,352 = 61,579,352/x
  3. Step 3: Cross multiply
    28,516,960x = 61,579,352 × 61,579,352
  4. Step 4: Simplify right side
    28,516,960x = 3,792,016,592,739,904
  5. Step 5: Solve for x
    x = 3,792,016,592,739,904/28,516,960
  6. Step 6: Final answer
    x = 132,974,082.54

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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.