Home / 18,032,405.40-27,048,608.10-7,244,153.10

Finding the Fourth Proportional to 18,032,405.40, 27,048,608.10 and 7,244,153.10

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Solution

The fourth proportional to 18,032,405.40, 27,048,608.10 and 7,244,153.10 is: 10,866,229.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,032,405.40 : 27,048,608.10 = 7,244,153.10 : x
  2. Step 2: Convert to fraction form
    18,032,405.40/27,048,608.10 = 7,244,153.10/x
  3. Step 3: Cross multiply
    18,032,405.40x = 27,048,608.10 × 7,244,153.10
  4. Step 4: Simplify right side
    18,032,405.40x = 195,944,258,218,300.12
  5. Step 5: Solve for x
    x = 195,944,258,218,300.12/18,032,405.40
  6. Step 6: Final answer
    x = 10,866,229.65

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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.