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Finding the Third Proportional to 34,621,123.50 and 74,987,415

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Solution

The third proportional to 34,621,123.50 and 74,987,415 is: 162,418,542.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,621,123.50 : 74,987,415 = 74,987,415 : x
  2. Step 2: Convert to fraction form
    34,621,123.50/74,987,415 = 74,987,415/x
  3. Step 3: Cross multiply
    34,621,123.50x = 74,987,415 × 74,987,415
  4. Step 4: Simplify right side
    34,621,123.50x = 5,623,112,408,382,225
  5. Step 5: Solve for x
    x = 5,623,112,408,382,225/34,621,123.50
  6. Step 6: Final answer
    x = 162,418,542.21

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.