Home / 8,155,921.92-12,239,204.58-3,042,442.56

Finding the Fourth Proportional to 8,155,921.92, 12,239,204.58 and 3,042,442.56

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Solution

The fourth proportional to 8,155,921.92, 12,239,204.58 and 3,042,442.56 is: 4,565,649.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,155,921.92 : 12,239,204.58 = 3,042,442.56 : x
  2. Step 2: Convert to fraction form
    8,155,921.92/12,239,204.58 = 3,042,442.56/x
  3. Step 3: Cross multiply
    8,155,921.92x = 12,239,204.58 × 3,042,442.56
  4. Step 4: Simplify right side
    8,155,921.92x = 37,237,076,914,738.92
  5. Step 5: Solve for x
    x = 37,237,076,914,738.92/8,155,921.92
  6. Step 6: Final answer
    x = 4,565,649.02

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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.