Home / 20,047,228.38-27,665,189.55-10,879,871.13

Finding the Fourth Proportional to 20,047,228.38, 27,665,189.55 and 10,879,871.13

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Solution

The fourth proportional to 20,047,228.38, 27,665,189.55 and 10,879,871.13 is: 15,014,229.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,047,228.38 : 27,665,189.55 = 10,879,871.13 : x
  2. Step 2: Convert to fraction form
    20,047,228.38/27,665,189.55 = 10,879,871.13/x
  3. Step 3: Cross multiply
    20,047,228.38x = 27,665,189.55 × 10,879,871.13
  4. Step 4: Simplify right side
    20,047,228.38x = 300,993,697,091,022.75
  5. Step 5: Solve for x
    x = 300,993,697,091,022.75/20,047,228.38
  6. Step 6: Final answer
    x = 15,014,229.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.