Home / 18,370,834.80-27,562,446.60-8,134,296.72

Finding the Fourth Proportional to 18,370,834.80, 27,562,446.60 and 8,134,296.72

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Solution

The fourth proportional to 18,370,834.80, 27,562,446.60 and 8,134,296.72 is: 12,204,187.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,370,834.80 : 27,562,446.60 = 8,134,296.72 : x
  2. Step 2: Convert to fraction form
    18,370,834.80/27,562,446.60 = 8,134,296.72/x
  3. Step 3: Cross multiply
    18,370,834.80x = 27,562,446.60 × 8,134,296.72
  4. Step 4: Simplify right side
    18,370,834.80x = 224,201,118,973,555.16
  5. Step 5: Solve for x
    x = 224,201,118,973,555.16/18,370,834.80
  6. Step 6: Final answer
    x = 12,204,187.86

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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.