Home / 18,367,624.40-27,561,934.20-7,016,219.60

Finding the Fourth Proportional to 18,367,624.40, 27,561,934.20 and 7,016,219.60

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Solution

The fourth proportional to 18,367,624.40, 27,561,934.20 and 7,016,219.60 is: 10,528,339.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,367,624.40 : 27,561,934.20 = 7,016,219.60 : x
  2. Step 2: Convert to fraction form
    18,367,624.40/27,561,934.20 = 7,016,219.60/x
  3. Step 3: Cross multiply
    18,367,624.40x = 27,561,934.20 × 7,016,219.60
  4. Step 4: Simplify right side
    18,367,624.40x = 193,380,582,947,950.31
  5. Step 5: Solve for x
    x = 193,380,582,947,950.31/18,367,624.40
  6. Step 6: Final answer
    x = 10,528,339.36

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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.