Home / 20,066,406.83-27,691,170.41-11,807,004.08

Finding the Fourth Proportional to 20,066,406.83, 27,691,170.41 and 11,807,004.08

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Solution

The fourth proportional to 20,066,406.83, 27,691,170.41 and 11,807,004.08 is: 16,293,388.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,066,406.83 : 27,691,170.41 = 11,807,004.08 : x
  2. Step 2: Convert to fraction form
    20,066,406.83/27,691,170.41 = 11,807,004.08/x
  3. Step 3: Cross multiply
    20,066,406.83x = 27,691,170.41 × 11,807,004.08
  4. Step 4: Simplify right side
    20,066,406.83x = 326,949,761,872,389.38
  5. Step 5: Solve for x
    x = 326,949,761,872,389.38/20,066,406.83
  6. Step 6: Final answer
    x = 16,293,388.48

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1.5x scale

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.