Home / 6,453,287.80-9,679,931.70-2,669,486.20

Finding the Fourth Proportional to 6,453,287.80, 9,679,931.70 and 2,669,486.20

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Solution

The fourth proportional to 6,453,287.80, 9,679,931.70 and 2,669,486.20 is: 4,004,229.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,453,287.80 : 9,679,931.70 = 2,669,486.20 : x
  2. Step 2: Convert to fraction form
    6,453,287.80/9,679,931.70 = 2,669,486.20/x
  3. Step 3: Cross multiply
    6,453,287.80x = 9,679,931.70 × 2,669,486.20
  4. Step 4: Simplify right side
    6,453,287.80x = 25,840,444,090,092.54
  5. Step 5: Solve for x
    x = 25,840,444,090,092.54/6,453,287.80
  6. Step 6: Final answer
    x = 4,004,229.30

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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.