Home / 5,391,177.31-8,090,667.96-2,109,015.91

Finding the Fourth Proportional to 5,391,177.31, 8,090,667.96 and 2,109,015.91

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Solution

The fourth proportional to 5,391,177.31, 8,090,667.96 and 2,109,015.91 is: 3,165,050.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,391,177.31 : 8,090,667.96 = 2,109,015.91 : x
  2. Step 2: Convert to fraction form
    5,391,177.31/8,090,667.96 = 2,109,015.91/x
  3. Step 3: Cross multiply
    5,391,177.31x = 8,090,667.96 × 2,109,015.91
  4. Step 4: Simplify right side
    5,391,177.31x = 17,063,347,450,167.24
  5. Step 5: Solve for x
    x = 17,063,347,450,167.24/5,391,177.31
  6. Step 6: Final answer
    x = 3,165,050.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.