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Finding the Third Proportional to 15,974,448 and 34,989,624

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Solution

The third proportional to 15,974,448 and 34,989,624 is: 76,639,505.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,974,448 : 34,989,624 = 34,989,624 : x
  2. Step 2: Convert to fraction form
    15,974,448/34,989,624 = 34,989,624/x
  3. Step 3: Cross multiply
    15,974,448x = 34,989,624 × 34,989,624
  4. Step 4: Simplify right side
    15,974,448x = 1,224,273,787,661,376
  5. Step 5: Solve for x
    x = 1,224,273,787,661,376/15,974,448
  6. Step 6: Final answer
    x = 76,639,505.02

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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.