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Finding the Third Proportional to 15,974,518 and 34,989,832

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Solution

The third proportional to 15,974,518 and 34,989,832 is: 76,640,080.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,974,518 : 34,989,832 = 34,989,832 : x
  2. Step 2: Convert to fraction form
    15,974,518/34,989,832 = 34,989,832/x
  3. Step 3: Cross multiply
    15,974,518x = 34,989,832 × 34,989,832
  4. Step 4: Simplify right side
    15,974,518x = 1,224,288,343,388,224
  5. Step 5: Solve for x
    x = 1,224,288,343,388,224/15,974,518
  6. Step 6: Final answer
    x = 76,640,080.37

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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.