Home / 5,331,378-7,349,649.30-3,800,827.92

Finding the Fourth Proportional to 5,331,378, 7,349,649.30 and 3,800,827.92

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Solution

The fourth proportional to 5,331,378, 7,349,649.30 and 3,800,827.92 is: 5,239,687.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,331,378 : 7,349,649.30 = 3,800,827.92 : x
  2. Step 2: Convert to fraction form
    5,331,378/7,349,649.30 = 3,800,827.92/x
  3. Step 3: Cross multiply
    5,331,378x = 7,349,649.30 × 3,800,827.92
  4. Step 4: Simplify right side
    5,331,378x = 27,934,752,261,648.45
  5. Step 5: Solve for x
    x = 27,934,752,261,648.45/5,331,378
  6. Step 6: Final answer
    x = 5,239,687.05

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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.