Home / 12,131,330.19-18,190,910.57-4,041,461.67

Finding the Fourth Proportional to 12,131,330.19, 18,190,910.57 and 4,041,461.67

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Solution

The fourth proportional to 12,131,330.19, 18,190,910.57 and 4,041,461.67 is: 6,060,165.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,131,330.19 : 18,190,910.57 = 4,041,461.67 : x
  2. Step 2: Convert to fraction form
    12,131,330.19/18,190,910.57 = 4,041,461.67/x
  3. Step 3: Cross multiply
    12,131,330.19x = 18,190,910.57 × 4,041,461.67
  4. Step 4: Simplify right side
    12,131,330.19x = 73,517,867,790,845.55
  5. Step 5: Solve for x
    x = 73,517,867,790,845.55/12,131,330.19
  6. Step 6: Final answer
    x = 6,060,165.43

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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.