Home / 6,647,721.28-9,963,708.64-3,050,456.16

Finding the Fourth Proportional to 6,647,721.28, 9,963,708.64 and 3,050,456.16

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Solution

The fourth proportional to 6,647,721.28, 9,963,708.64 and 3,050,456.16 is: 4,572,071.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,647,721.28 : 9,963,708.64 = 3,050,456.16 : x
  2. Step 2: Convert to fraction form
    6,647,721.28/9,963,708.64 = 3,050,456.16/x
  3. Step 3: Cross multiply
    6,647,721.28x = 9,963,708.64 × 3,050,456.16
  4. Step 4: Simplify right side
    6,647,721.28x = 30,393,856,397,333.23
  5. Step 5: Solve for x
    x = 30,393,856,397,333.23/6,647,721.28
  6. Step 6: Final answer
    x = 4,572,071.41

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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.