Home / 20,047,240.39-27,665,191.74-10,879,883.14

Finding the Fourth Proportional to 20,047,240.39, 27,665,191.74 and 10,879,883.14

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Solution

The fourth proportional to 20,047,240.39, 27,665,191.74 and 10,879,883.14 is: 15,014,238.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,047,240.39 : 27,665,191.74 = 10,879,883.14 : x
  2. Step 2: Convert to fraction form
    20,047,240.39/27,665,191.74 = 10,879,883.14/x
  3. Step 3: Cross multiply
    20,047,240.39x = 27,665,191.74 × 10,879,883.14
  4. Step 4: Simplify right side
    20,047,240.39x = 300,994,053,100,627.25
  5. Step 5: Solve for x
    x = 300,994,053,100,627.25/20,047,240.39
  6. Step 6: Final answer
    x = 15,014,238.73

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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.