Home / 12,088,043.40-18,132,065.10-3,568,366.20

Finding the Fourth Proportional to 12,088,043.40, 18,132,065.10 and 3,568,366.20

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Solution

The fourth proportional to 12,088,043.40, 18,132,065.10 and 3,568,366.20 is: 5,352,549.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,088,043.40 : 18,132,065.10 = 3,568,366.20 : x
  2. Step 2: Convert to fraction form
    12,088,043.40/18,132,065.10 = 3,568,366.20/x
  3. Step 3: Cross multiply
    12,088,043.40x = 18,132,065.10 × 3,568,366.20
  4. Step 4: Simplify right side
    12,088,043.40x = 64,701,848,239,039.62
  5. Step 5: Solve for x
    x = 64,701,848,239,039.62/12,088,043.40
  6. Step 6: Final answer
    x = 5,352,549.30

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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.