Home / 7,112,082.39-9,814,674.62-3,848,897.96

Finding the Fourth Proportional to 7,112,082.39, 9,814,674.62 and 3,848,897.96

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Solution

The fourth proportional to 7,112,082.39, 9,814,674.62 and 3,848,897.96 is: 5,311,479.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,112,082.39 : 9,814,674.62 = 3,848,897.96 : x
  2. Step 2: Convert to fraction form
    7,112,082.39/9,814,674.62 = 3,848,897.96/x
  3. Step 3: Cross multiply
    7,112,082.39x = 9,814,674.62 × 3,848,897.96
  4. Step 4: Simplify right side
    7,112,082.39x = 37,775,681,120,335.68
  5. Step 5: Solve for x
    x = 37,775,681,120,335.68/7,112,082.39
  6. Step 6: Final answer
    x = 5,311,479.69

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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.