Home / 6,247,589.79-9,372,662.85-2,148,378.52

Finding the Fourth Proportional to 6,247,589.79, 9,372,662.85 and 2,148,378.52

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Solution

The fourth proportional to 6,247,589.79, 9,372,662.85 and 2,148,378.52 is: 3,223,007.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,247,589.79 : 9,372,662.85 = 2,148,378.52 : x
  2. Step 2: Convert to fraction form
    6,247,589.79/9,372,662.85 = 2,148,378.52/x
  3. Step 3: Cross multiply
    6,247,589.79x = 9,372,662.85 × 2,148,378.52
  4. Step 4: Simplify right side
    6,247,589.79x = 20,136,027,495,278.67
  5. Step 5: Solve for x
    x = 20,136,027,495,278.67/6,247,589.79
  6. Step 6: Final answer
    x = 3,223,007.30

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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.