Home / 18,133,080.40-27,199,620.60-6,165,816.40

Finding the Fourth Proportional to 18,133,080.40, 27,199,620.60 and 6,165,816.40

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Solution

The fourth proportional to 18,133,080.40, 27,199,620.60 and 6,165,816.40 is: 9,248,724.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,133,080.40 : 27,199,620.60 = 6,165,816.40 : x
  2. Step 2: Convert to fraction form
    18,133,080.40/27,199,620.60 = 6,165,816.40/x
  3. Step 3: Cross multiply
    18,133,080.40x = 27,199,620.60 × 6,165,816.40
  4. Step 4: Simplify right side
    18,133,080.40x = 167,707,866,769,257.84
  5. Step 5: Solve for x
    x = 167,707,866,769,257.84/18,133,080.40
  6. Step 6: Final answer
    x = 9,248,724.60

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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.