Home / 20,066,407.33-27,691,171.10-11,807,004.58

Finding the Fourth Proportional to 20,066,407.33, 27,691,171.10 and 11,807,004.58

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Solution

The fourth proportional to 20,066,407.33, 27,691,171.10 and 11,807,004.58 is: 16,293,389.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,066,407.33 : 27,691,171.10 = 11,807,004.58 : x
  2. Step 2: Convert to fraction form
    20,066,407.33/27,691,171.10 = 11,807,004.58/x
  3. Step 3: Cross multiply
    20,066,407.33x = 27,691,171.10 × 11,807,004.58
  4. Step 4: Simplify right side
    20,066,407.33x = 326,949,783,864,807.75
  5. Step 5: Solve for x
    x = 326,949,783,864,807.75/20,066,407.33
  6. Step 6: Final answer
    x = 16,293,389.17

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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.