Home / 51,222,645.46-76,799,838.16-28,204,419.43

Finding the Fourth Proportional to 51,222,645.46, 76,799,838.16 and 28,204,419.43

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Solution

The fourth proportional to 51,222,645.46, 76,799,838.16 and 28,204,419.43 is: 42,287,836.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,222,645.46 : 76,799,838.16 = 28,204,419.43 : x
  2. Step 2: Convert to fraction form
    51,222,645.46/76,799,838.16 = 28,204,419.43/x
  3. Step 3: Cross multiply
    51,222,645.46x = 76,799,838.16 × 28,204,419.43
  4. Step 4: Simplify right side
    51,222,645.46x = 2,166,094,847,620,759.25
  5. Step 5: Solve for x
    x = 2,166,094,847,620,759.25/51,222,645.46
  6. Step 6: Final answer
    x = 42,287,836.33

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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.