Home / 9,284,874.30-13,900,739.40-8,221,992.30

Finding the Fourth Proportional to 9,284,874.30, 13,900,739.40 and 8,221,992.30

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Solution

The fourth proportional to 9,284,874.30, 13,900,739.40 and 8,221,992.30 is: 12,309,458.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,284,874.30 : 13,900,739.40 = 8,221,992.30 : x
  2. Step 2: Convert to fraction form
    9,284,874.30/13,900,739.40 = 8,221,992.30/x
  3. Step 3: Cross multiply
    9,284,874.30x = 13,900,739.40 × 8,221,992.30
  4. Step 4: Simplify right side
    9,284,874.30x = 114,291,772,311,106.62
  5. Step 5: Solve for x
    x = 114,291,772,311,106.62/9,284,874.30
  6. Step 6: Final answer
    x = 12,309,458.22

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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.