Home / 18,445,059.20-27,667,588.80-18,193,116.80

Finding the Fourth Proportional to 18,445,059.20, 27,667,588.80 and 18,193,116.80

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Solution

The fourth proportional to 18,445,059.20, 27,667,588.80 and 18,193,116.80 is: 27,289,675.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,445,059.20 : 27,667,588.80 = 18,193,116.80 : x
  2. Step 2: Convert to fraction form
    18,445,059.20/27,667,588.80 = 18,193,116.80/x
  3. Step 3: Cross multiply
    18,445,059.20x = 27,667,588.80 × 18,193,116.80
  4. Step 4: Simplify right side
    18,445,059.20x = 503,359,674,612,771.88
  5. Step 5: Solve for x
    x = 503,359,674,612,771.88/18,445,059.20
  6. Step 6: Final answer
    x = 27,289,675.20

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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.