Home / 18,234,633.60-27,351,950.40-13,983,105.60

Finding the Fourth Proportional to 18,234,633.60, 27,351,950.40 and 13,983,105.60

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Solution

The fourth proportional to 18,234,633.60, 27,351,950.40 and 13,983,105.60 is: 20,974,658.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,234,633.60 : 27,351,950.40 = 13,983,105.60 : x
  2. Step 2: Convert to fraction form
    18,234,633.60/27,351,950.40 = 13,983,105.60/x
  3. Step 3: Cross multiply
    18,234,633.60x = 27,351,950.40 × 13,983,105.60
  4. Step 4: Simplify right side
    18,234,633.60x = 382,465,210,809,162.19
  5. Step 5: Solve for x
    x = 382,465,210,809,162.19/18,234,633.60
  6. Step 6: Final answer
    x = 20,974,658.40

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Double scale
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Similar ratio
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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.