Home / 12,231,856.80-18,343,119.60-3,709,360.80

Finding the Fourth Proportional to 12,231,856.80, 18,343,119.60 and 3,709,360.80

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Solution

The fourth proportional to 12,231,856.80, 18,343,119.60 and 3,709,360.80 is: 5,562,626.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,231,856.80 : 18,343,119.60 = 3,709,360.80 : x
  2. Step 2: Convert to fraction form
    12,231,856.80/18,343,119.60 = 3,709,360.80/x
  3. Step 3: Cross multiply
    12,231,856.80x = 18,343,119.60 × 3,709,360.80
  4. Step 4: Simplify right side
    12,231,856.80x = 68,041,248,793,951.68
  5. Step 5: Solve for x
    x = 68,041,248,793,951.68/12,231,856.80
  6. Step 6: Final answer
    x = 5,562,626.34

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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.