Home / 5,387,378.83-8,083,905.74-3,114,499.79

Finding the Fourth Proportional to 5,387,378.83, 8,083,905.74 and 3,114,499.79

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Solution

The fourth proportional to 5,387,378.83, 8,083,905.74 and 3,114,499.79 is: 4,673,390.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,387,378.83 : 8,083,905.74 = 3,114,499.79 : x
  2. Step 2: Convert to fraction form
    5,387,378.83/8,083,905.74 = 3,114,499.79/x
  3. Step 3: Cross multiply
    5,387,378.83x = 8,083,905.74 × 3,114,499.79
  4. Step 4: Simplify right side
    5,387,378.83x = 25,177,322,729,609.80
  5. Step 5: Solve for x
    x = 25,177,322,729,609.80/5,387,378.83
  6. Step 6: Final answer
    x = 4,673,390.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.