Home / 52,039,907.79-71,815,002.32-28,836,537.39

Finding the Fourth Proportional to 52,039,907.79, 71,815,002.32 and 28,836,537.39

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Solution

The fourth proportional to 52,039,907.79, 71,815,002.32 and 28,836,537.39 is: 39,794,382.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,039,907.79 : 71,815,002.32 = 28,836,537.39 : x
  2. Step 2: Convert to fraction form
    52,039,907.79/71,815,002.32 = 28,836,537.39/x
  3. Step 3: Cross multiply
    52,039,907.79x = 71,815,002.32 × 28,836,537.39
  4. Step 4: Simplify right side
    52,039,907.79x = 2,070,895,999,419,434
  5. Step 5: Solve for x
    x = 2,070,895,999,419,434/52,039,907.79
  6. Step 6: Final answer
    x = 39,794,382.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.