Home / 20,048,879.36-27,667,480.22-10,881,523.28

Finding the Fourth Proportional to 20,048,879.36, 27,667,480.22 and 10,881,523.28

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Solution

The fourth proportional to 20,048,879.36, 27,667,480.22 and 10,881,523.28 is: 15,016,516.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,048,879.36 : 27,667,480.22 = 10,881,523.28 : x
  2. Step 2: Convert to fraction form
    20,048,879.36/27,667,480.22 = 10,881,523.28/x
  3. Step 3: Cross multiply
    20,048,879.36x = 27,667,480.22 × 10,881,523.28
  4. Step 4: Simplify right side
    20,048,879.36x = 301,064,329,920,124.50
  5. Step 5: Solve for x
    x = 301,064,329,920,124.50/20,048,879.36
  6. Step 6: Final answer
    x = 15,016,516.61

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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.