Home / 6,928,929.36-9,557,178.12-4,517,747.28

Finding the Fourth Proportional to 6,928,929.36, 9,557,178.12 and 4,517,747.28

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Solution

The fourth proportional to 6,928,929.36, 9,557,178.12 and 4,517,747.28 is: 6,231,397.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,928,929.36 : 9,557,178.12 = 4,517,747.28 : x
  2. Step 2: Convert to fraction form
    6,928,929.36/9,557,178.12 = 4,517,747.28/x
  3. Step 3: Cross multiply
    6,928,929.36x = 9,557,178.12 × 4,517,747.28
  4. Step 4: Simplify right side
    6,928,929.36x = 43,176,915,456,105.52
  5. Step 5: Solve for x
    x = 43,176,915,456,105.52/6,928,929.36
  6. Step 6: Final answer
    x = 6,231,397.84

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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.