Home / 7,116,610.86-9,820,928.97-3,853,427.31

Finding the Fourth Proportional to 7,116,610.86, 9,820,928.97 and 3,853,427.31

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Solution

The fourth proportional to 7,116,610.86, 9,820,928.97 and 3,853,427.31 is: 5,317,732.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,116,610.86 : 9,820,928.97 = 3,853,427.31 : x
  2. Step 2: Convert to fraction form
    7,116,610.86/9,820,928.97 = 3,853,427.31/x
  3. Step 3: Cross multiply
    7,116,610.86x = 9,820,928.97 × 3,853,427.31
  4. Step 4: Simplify right side
    7,116,610.86x = 37,844,235,902,568.17
  5. Step 5: Solve for x
    x = 37,844,235,902,568.17/7,116,610.86
  6. Step 6: Final answer
    x = 5,317,732.93

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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.