Home / 7,001,470.54-9,661,790.63-3,861,858.60

Finding the Fourth Proportional to 7,001,470.54, 9,661,790.63 and 3,861,858.60

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Solution

The fourth proportional to 7,001,470.54, 9,661,790.63 and 3,861,858.60 is: 5,329,233.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,001,470.54 : 9,661,790.63 = 3,861,858.60 : x
  2. Step 2: Convert to fraction form
    7,001,470.54/9,661,790.63 = 3,861,858.60/x
  3. Step 3: Cross multiply
    7,001,470.54x = 9,661,790.63 × 3,861,858.60
  4. Step 4: Simplify right side
    7,001,470.54x = 37,312,469,221,365.09
  5. Step 5: Solve for x
    x = 37,312,469,221,365.09/7,001,470.54
  6. Step 6: Final answer
    x = 5,329,233.20

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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.