Home / 8,785,716.76-13,187,097.06-4,239,964.60

Finding the Fourth Proportional to 8,785,716.76, 13,187,097.06 and 4,239,964.60

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Solution

The fourth proportional to 8,785,716.76, 13,187,097.06 and 4,239,964.60 is: 6,364,059.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,785,716.76 : 13,187,097.06 = 4,239,964.60 : x
  2. Step 2: Convert to fraction form
    8,785,716.76/13,187,097.06 = 4,239,964.60/x
  3. Step 3: Cross multiply
    8,785,716.76x = 13,187,097.06 × 4,239,964.60
  4. Step 4: Simplify right side
    8,785,716.76x = 55,912,824,711,164.07
  5. Step 5: Solve for x
    x = 55,912,824,711,164.07/8,785,716.76
  6. Step 6: Final answer
    x = 6,364,059.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.