Home / 15,551,185.78-23,324,120.52-4,188,977.20

Finding the Fourth Proportional to 15,551,185.78, 23,324,120.52 and 4,188,977.20

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Solution

The fourth proportional to 15,551,185.78, 23,324,120.52 and 4,188,977.20 is: 6,282,749.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,551,185.78 : 23,324,120.52 = 4,188,977.20 : x
  2. Step 2: Convert to fraction form
    15,551,185.78/23,324,120.52 = 4,188,977.20/x
  3. Step 3: Cross multiply
    15,551,185.78x = 23,324,120.52 × 4,188,977.20
  4. Step 4: Simplify right side
    15,551,185.78x = 97,704,209,068,332.14
  5. Step 5: Solve for x
    x = 97,704,209,068,332.14/15,551,185.78
  6. Step 6: Final answer
    x = 6,282,749.78

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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.