Home / 8,619,239.57-11,887,824.35-5,522,050.84

Finding the Fourth Proportional to 8,619,239.57, 11,887,824.35 and 5,522,050.84

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Solution

The fourth proportional to 8,619,239.57, 11,887,824.35 and 5,522,050.84 is: 7,616,120.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,619,239.57 : 11,887,824.35 = 5,522,050.84 : x
  2. Step 2: Convert to fraction form
    8,619,239.57/11,887,824.35 = 5,522,050.84/x
  3. Step 3: Cross multiply
    8,619,239.57x = 11,887,824.35 × 5,522,050.84
  4. Step 4: Simplify right side
    8,619,239.57x = 65,645,170,421,775.52
  5. Step 5: Solve for x
    x = 65,645,170,421,775.52/8,619,239.57
  6. Step 6: Final answer
    x = 7,616,120.87

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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.