Home / 6,393,976.40-9,590,964.60-3,868,331.60

Finding the Fourth Proportional to 6,393,976.40, 9,590,964.60 and 3,868,331.60

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Solution

The fourth proportional to 6,393,976.40, 9,590,964.60 and 3,868,331.60 is: 5,802,497.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,393,976.40 : 9,590,964.60 = 3,868,331.60 : x
  2. Step 2: Convert to fraction form
    6,393,976.40/9,590,964.60 = 3,868,331.60/x
  3. Step 3: Cross multiply
    6,393,976.40x = 9,590,964.60 × 3,868,331.60
  4. Step 4: Simplify right side
    6,393,976.40x = 37,101,031,436,661.36
  5. Step 5: Solve for x
    x = 37,101,031,436,661.36/6,393,976.40
  6. Step 6: Final answer
    x = 5,802,497.40

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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.