Home / 14,234,178.40-21,322,237.20-8,826,229.60

Finding the Fourth Proportional to 14,234,178.40, 21,322,237.20 and 8,826,229.60

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Solution

The fourth proportional to 14,234,178.40, 21,322,237.20 and 8,826,229.60 is: 13,221,343.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,234,178.40 : 21,322,237.20 = 8,826,229.60 : x
  2. Step 2: Convert to fraction form
    14,234,178.40/21,322,237.20 = 8,826,229.60/x
  3. Step 3: Cross multiply
    14,234,178.40x = 21,322,237.20 × 8,826,229.60
  4. Step 4: Simplify right side
    14,234,178.40x = 188,194,961,112,861.09
  5. Step 5: Solve for x
    x = 188,194,961,112,861.09/14,234,178.40
  6. Step 6: Final answer
    x = 13,221,343.43

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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.