Home / 5,355,363.52-7,390,449.28-2,940,932.80

Finding the Fourth Proportional to 5,355,363.52, 7,390,449.28 and 2,940,932.80

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Solution

The fourth proportional to 5,355,363.52, 7,390,449.28 and 2,940,932.80 is: 4,058,513.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,355,363.52 : 7,390,449.28 = 2,940,932.80 : x
  2. Step 2: Convert to fraction form
    5,355,363.52/7,390,449.28 = 2,940,932.80/x
  3. Step 3: Cross multiply
    5,355,363.52x = 7,390,449.28 × 2,940,932.80
  4. Step 4: Simplify right side
    5,355,363.52x = 21,734,814,694,288.38
  5. Step 5: Solve for x
    x = 21,734,814,694,288.38/5,355,363.52
  6. Step 6: Final answer
    x = 4,058,513.42

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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.