Home / 7,989,268.23-11,983,989.83-2,309,541.75

Finding the Fourth Proportional to 7,989,268.23, 11,983,989.83 and 2,309,541.75

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Solution

The fourth proportional to 7,989,268.23, 11,983,989.83 and 2,309,541.75 is: 3,464,337.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,989,268.23 : 11,983,989.83 = 2,309,541.75 : x
  2. Step 2: Convert to fraction form
    7,989,268.23/11,983,989.83 = 2,309,541.75/x
  3. Step 3: Cross multiply
    7,989,268.23x = 11,983,989.83 × 2,309,541.75
  4. Step 4: Simplify right side
    7,989,268.23x = 27,677,524,832,412.69
  5. Step 5: Solve for x
    x = 27,677,524,832,412.69/7,989,268.23
  6. Step 6: Final answer
    x = 3,464,337.91

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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.