Home / 5,532,409.20-8,298,613.80-5,319,832.80

Finding the Fourth Proportional to 5,532,409.20, 8,298,613.80 and 5,319,832.80

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Solution

The fourth proportional to 5,532,409.20, 8,298,613.80 and 5,319,832.80 is: 7,979,749.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,532,409.20 : 8,298,613.80 = 5,319,832.80 : x
  2. Step 2: Convert to fraction form
    5,532,409.20/8,298,613.80 = 5,319,832.80/x
  3. Step 3: Cross multiply
    5,532,409.20x = 8,298,613.80 × 5,319,832.80
  4. Step 4: Simplify right side
    5,532,409.20x = 44,147,237,887,772.64
  5. Step 5: Solve for x
    x = 44,147,237,887,772.64/5,532,409.20
  6. Step 6: Final answer
    x = 7,979,749.20

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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.