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Finding the Third Proportional to 28,342,122.75 and 42,505,803

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Solution

The third proportional to 28,342,122.75 and 42,505,803 is: 63,747,634.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,342,122.75 : 42,505,803 = 42,505,803 : x
  2. Step 2: Convert to fraction form
    28,342,122.75/42,505,803 = 42,505,803/x
  3. Step 3: Cross multiply
    28,342,122.75x = 42,505,803 × 42,505,803
  4. Step 4: Simplify right side
    28,342,122.75x = 1,806,743,288,674,809
  5. Step 5: Solve for x
    x = 1,806,743,288,674,809/28,342,122.75
  6. Step 6: Final answer
    x = 63,747,634.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.