Home / 5,171,806.86-7,141,606.56-3,241,385.70

Finding the Fourth Proportional to 5,171,806.86, 7,141,606.56 and 3,241,385.70

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Solution

The fourth proportional to 5,171,806.86, 7,141,606.56 and 3,241,385.70 is: 4,475,940.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,171,806.86 : 7,141,606.56 = 3,241,385.70 : x
  2. Step 2: Convert to fraction form
    5,171,806.86/7,141,606.56 = 3,241,385.70/x
  3. Step 3: Cross multiply
    5,171,806.86x = 7,141,606.56 × 3,241,385.70
  4. Step 4: Simplify right side
    5,171,806.86x = 23,148,701,378,610.19
  5. Step 5: Solve for x
    x = 23,148,701,378,610.19/5,171,806.86
  6. Step 6: Final answer
    x = 4,475,940.81

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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.