Home / 11,862,912.20-17,794,368.30-5,485,620.20

Finding the Fourth Proportional to 11,862,912.20, 17,794,368.30 and 5,485,620.20

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Solution

The fourth proportional to 11,862,912.20, 17,794,368.30 and 5,485,620.20 is: 8,228,430.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,862,912.20 : 17,794,368.30 = 5,485,620.20 : x
  2. Step 2: Convert to fraction form
    11,862,912.20/17,794,368.30 = 5,485,620.20/x
  3. Step 3: Cross multiply
    11,862,912.20x = 17,794,368.30 × 5,485,620.20
  4. Step 4: Simplify right side
    11,862,912.20x = 97,613,146,192,719.67
  5. Step 5: Solve for x
    x = 97,613,146,192,719.67/11,862,912.20
  6. Step 6: Final answer
    x = 8,228,430.30

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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.