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Finding the Third Proportional to 28,698,204 and 43,578,720

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Solution

The third proportional to 28,698,204 and 43,578,720 is: 66,175,041.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,698,204 : 43,578,720 = 43,578,720 : x
  2. Step 2: Convert to fraction form
    28,698,204/43,578,720 = 43,578,720/x
  3. Step 3: Cross multiply
    28,698,204x = 43,578,720 × 43,578,720
  4. Step 4: Simplify right side
    28,698,204x = 1,899,104,836,838,400
  5. Step 5: Solve for x
    x = 1,899,104,836,838,400/28,698,204
  6. Step 6: Final answer
    x = 66,175,041.37

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.