Home / 18,150,660.80-27,225,991.20-8,054,302.40

Finding the Fourth Proportional to 18,150,660.80, 27,225,991.20 and 8,054,302.40

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Solution

The fourth proportional to 18,150,660.80, 27,225,991.20 and 8,054,302.40 is: 12,081,453.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,150,660.80 : 27,225,991.20 = 8,054,302.40 : x
  2. Step 2: Convert to fraction form
    18,150,660.80/27,225,991.20 = 8,054,302.40/x
  3. Step 3: Cross multiply
    18,150,660.80x = 27,225,991.20 × 8,054,302.40
  4. Step 4: Simplify right side
    18,150,660.80x = 219,286,366,264,538.88
  5. Step 5: Solve for x
    x = 219,286,366,264,538.88/18,150,660.80
  6. Step 6: Final answer
    x = 12,081,453.60

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1.5x scale

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.