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Finding the Third Proportional to 20,254,171.50 and 28,942,731

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Solution

The third proportional to 20,254,171.50 and 28,942,731 is: 41,358,476.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,254,171.50 : 28,942,731 = 28,942,731 : x
  2. Step 2: Convert to fraction form
    20,254,171.50/28,942,731 = 28,942,731/x
  3. Step 3: Cross multiply
    20,254,171.50x = 28,942,731 × 28,942,731
  4. Step 4: Simplify right side
    20,254,171.50x = 837,681,677,738,361
  5. Step 5: Solve for x
    x = 837,681,677,738,361/20,254,171.50
  6. Step 6: Final answer
    x = 41,358,476.59

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.