Home / 11,667,155.22-16,100,675.37-6,440,165.28

Finding the Fourth Proportional to 11,667,155.22, 16,100,675.37 and 6,440,165.28

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Solution

The fourth proportional to 11,667,155.22, 16,100,675.37 and 6,440,165.28 is: 8,887,428.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,667,155.22 : 16,100,675.37 = 6,440,165.28 : x
  2. Step 2: Convert to fraction form
    11,667,155.22/16,100,675.37 = 6,440,165.28/x
  3. Step 3: Cross multiply
    11,667,155.22x = 16,100,675.37 × 6,440,165.28
  4. Step 4: Simplify right side
    11,667,155.22x = 103,691,010,502,425.16
  5. Step 5: Solve for x
    x = 103,691,010,502,425.16/11,667,155.22
  6. Step 6: Final answer
    x = 8,887,428.73

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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.