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Finding the Third Proportional to 28,516,995 and 61,579,413

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Solution

The third proportional to 28,516,995 and 61,579,413 is: 132,974,182.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,516,995 : 61,579,413 = 61,579,413 : x
  2. Step 2: Convert to fraction form
    28,516,995/61,579,413 = 61,579,413/x
  3. Step 3: Cross multiply
    28,516,995x = 61,579,413 × 61,579,413
  4. Step 4: Simplify right side
    28,516,995x = 3,792,024,105,424,569
  5. Step 5: Solve for x
    x = 3,792,024,105,424,569/28,516,995
  6. Step 6: Final answer
    x = 132,974,182.78

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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.