Home / 5,728,393.20-7,903,247.71-3,247,347.71

Finding the Fourth Proportional to 5,728,393.20, 7,903,247.71 and 3,247,347.71

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Solution

The fourth proportional to 5,728,393.20, 7,903,247.71 and 3,247,347.71 is: 4,480,242.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,728,393.20 : 7,903,247.71 = 3,247,347.71 : x
  2. Step 2: Convert to fraction form
    5,728,393.20/7,903,247.71 = 3,247,347.71/x
  3. Step 3: Cross multiply
    5,728,393.20x = 7,903,247.71 × 3,247,347.71
  4. Step 4: Simplify right side
    5,728,393.20x = 25,664,593,370,360.42
  5. Step 5: Solve for x
    x = 25,664,593,370,360.42/5,728,393.20
  6. Step 6: Final answer
    x = 4,480,242.97

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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.