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Finding the Third Proportional to 28,974,051 and 61,401,942

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Solution

The third proportional to 28,974,051 and 61,401,942 is: 130,123,277.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,974,051 : 61,401,942 = 61,401,942 : x
  2. Step 2: Convert to fraction form
    28,974,051/61,401,942 = 61,401,942/x
  3. Step 3: Cross multiply
    28,974,051x = 61,401,942 × 61,401,942
  4. Step 4: Simplify right side
    28,974,051x = 3,770,198,481,371,364
  5. Step 5: Solve for x
    x = 3,770,198,481,371,364/28,974,051
  6. Step 6: Final answer
    x = 130,123,277.60

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.