Home / 5,676,251.78-7,839,743.75-4,134,382.76

Finding the Fourth Proportional to 5,676,251.78, 7,839,743.75 and 4,134,382.76

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Solution

The fourth proportional to 5,676,251.78, 7,839,743.75 and 4,134,382.76 is: 5,710,194.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,676,251.78 : 7,839,743.75 = 4,134,382.76 : x
  2. Step 2: Convert to fraction form
    5,676,251.78/7,839,743.75 = 4,134,382.76/x
  3. Step 3: Cross multiply
    5,676,251.78x = 7,839,743.75 × 4,134,382.76
  4. Step 4: Simplify right side
    5,676,251.78x = 32,412,501,342,947.12
  5. Step 5: Solve for x
    x = 32,412,501,342,947.12/5,676,251.78
  6. Step 6: Final answer
    x = 5,710,194.44

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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.