Home / 20,064,123.96-27,690,198.67-11,363,844.30

Finding the Fourth Proportional to 20,064,123.96, 27,690,198.67 and 11,363,844.30

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Solution

The fourth proportional to 20,064,123.96, 27,690,198.67 and 11,363,844.30 is: 15,683,072.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,064,123.96 : 27,690,198.67 = 11,363,844.30 : x
  2. Step 2: Convert to fraction form
    20,064,123.96/27,690,198.67 = 11,363,844.30/x
  3. Step 3: Cross multiply
    20,064,123.96x = 27,690,198.67 × 11,363,844.30
  4. Step 4: Simplify right side
    20,064,123.96x = 314,667,106,321,947.12
  5. Step 5: Solve for x
    x = 314,667,106,321,947.12/20,064,123.96
  6. Step 6: Final answer
    x = 15,683,072.28

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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.