Home / 6,541,138.30-9,811,640.53-1,683,425.80

Finding the Fourth Proportional to 6,541,138.30, 9,811,640.53 and 1,683,425.80

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Solution

The fourth proportional to 6,541,138.30, 9,811,640.53 and 1,683,425.80 is: 2,525,121.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,541,138.30 : 9,811,640.53 = 1,683,425.80 : x
  2. Step 2: Convert to fraction form
    6,541,138.30/9,811,640.53 = 1,683,425.80/x
  3. Step 3: Cross multiply
    6,541,138.30x = 9,811,640.53 × 1,683,425.80
  4. Step 4: Simplify right side
    6,541,138.30x = 16,517,168,808,527.67
  5. Step 5: Solve for x
    x = 16,517,168,808,527.67/6,541,138.30
  6. Step 6: Final answer
    x = 2,525,121.48

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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.