Home / 20,177,016.33-27,837,341.55-12,232,121.01

Finding the Fourth Proportional to 20,177,016.33, 27,837,341.55 and 12,232,121.01

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Solution

The fourth proportional to 20,177,016.33, 27,837,341.55 and 12,232,121.01 is: 16,876,119.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,177,016.33 : 27,837,341.55 = 12,232,121.01 : x
  2. Step 2: Convert to fraction form
    20,177,016.33/27,837,341.55 = 12,232,121.01/x
  3. Step 3: Cross multiply
    20,177,016.33x = 27,837,341.55 × 12,232,121.01
  4. Step 4: Simplify right side
    20,177,016.33x = 340,509,730,331,910.94
  5. Step 5: Solve for x
    x = 340,509,730,331,910.94/20,177,016.33
  6. Step 6: Final answer
    x = 16,876,119.08

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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.