Home / 7,190,832.78-9,910,516.50-5,444,317.50

Finding the Fourth Proportional to 7,190,832.78, 9,910,516.50 and 5,444,317.50

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Solution

The fourth proportional to 7,190,832.78, 9,910,516.50 and 5,444,317.50 is: 7,503,442.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,190,832.78 : 9,910,516.50 = 5,444,317.50 : x
  2. Step 2: Convert to fraction form
    7,190,832.78/9,910,516.50 = 5,444,317.50/x
  3. Step 3: Cross multiply
    7,190,832.78x = 9,910,516.50 × 5,444,317.50
  4. Step 4: Simplify right side
    7,190,832.78x = 53,955,998,414,988.75
  5. Step 5: Solve for x
    x = 53,955,998,414,988.75/7,190,832.78
  6. Step 6: Final answer
    x = 7,503,442.24

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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.