Home / 9,181,808.55-13,772,712.83-8,189,785.35

Finding the Fourth Proportional to 9,181,808.55, 13,772,712.83 and 8,189,785.35

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Solution

The fourth proportional to 9,181,808.55, 13,772,712.83 and 8,189,785.35 is: 12,284,678.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,181,808.55 : 13,772,712.83 = 8,189,785.35 : x
  2. Step 2: Convert to fraction form
    9,181,808.55/13,772,712.83 = 8,189,785.35/x
  3. Step 3: Cross multiply
    9,181,808.55x = 13,772,712.83 × 8,189,785.35
  4. Step 4: Simplify right side
    9,181,808.55x = 112,795,561,723,942.11
  5. Step 5: Solve for x
    x = 112,795,561,723,942.11/9,181,808.55
  6. Step 6: Final answer
    x = 12,284,678.03

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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.