Home / 6,192,810.80-9,289,216.20-2,147,954.30

Finding the Fourth Proportional to 6,192,810.80, 9,289,216.20 and 2,147,954.30

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Solution

The fourth proportional to 6,192,810.80, 9,289,216.20 and 2,147,954.30 is: 3,221,931.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,192,810.80 : 9,289,216.20 = 2,147,954.30 : x
  2. Step 2: Convert to fraction form
    6,192,810.80/9,289,216.20 = 2,147,954.30/x
  3. Step 3: Cross multiply
    6,192,810.80x = 9,289,216.20 × 2,147,954.30
  4. Step 4: Simplify right side
    6,192,810.80x = 19,952,811,880,419.66
  5. Step 5: Solve for x
    x = 19,952,811,880,419.66/6,192,810.80
  6. Step 6: Final answer
    x = 3,221,931.45

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Double scale
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Similar ratio
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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.