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Finding the Fourth Proportional to 6,525,498.24, 9,789,243.12 and 3,328,880.22

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Solution

The fourth proportional to 6,525,498.24, 9,789,243.12 and 3,328,880.22 is: 4,993,828.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,525,498.24 : 9,789,243.12 = 3,328,880.22 : x
  2. Step 2: Convert to fraction form
    6,525,498.24/9,789,243.12 = 3,328,880.22/x
  3. Step 3: Cross multiply
    6,525,498.24x = 9,789,243.12 × 3,328,880.22
  4. Step 4: Simplify right side
    6,525,498.24x = 32,587,217,790,939.09
  5. Step 5: Solve for x
    x = 32,587,217,790,939.09/6,525,498.24
  6. Step 6: Final answer
    x = 4,993,828.30

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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.