Home / 11,353,917.22-15,667,861.03-6,458,681.31

Finding the Fourth Proportional to 11,353,917.22, 15,667,861.03 and 6,458,681.31

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Solution

The fourth proportional to 11,353,917.22, 15,667,861.03 and 6,458,681.31 is: 8,912,670.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,353,917.22 : 15,667,861.03 = 6,458,681.31 : x
  2. Step 2: Convert to fraction form
    11,353,917.22/15,667,861.03 = 6,458,681.31/x
  3. Step 3: Cross multiply
    11,353,917.22x = 15,667,861.03 × 6,458,681.31
  4. Step 4: Simplify right side
    11,353,917.22x = 101,193,721,163,567.25
  5. Step 5: Solve for x
    x = 101,193,721,163,567.25/11,353,917.22
  6. Step 6: Final answer
    x = 8,912,670.33

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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.