Home / 11,591,826.20-17,387,739.30-8,008,645.40

Finding the Fourth Proportional to 11,591,826.20, 17,387,739.30 and 8,008,645.40

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Solution

The fourth proportional to 11,591,826.20, 17,387,739.30 and 8,008,645.40 is: 12,012,968.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,591,826.20 : 17,387,739.30 = 8,008,645.40 : x
  2. Step 2: Convert to fraction form
    11,591,826.20/17,387,739.30 = 8,008,645.40/x
  3. Step 3: Cross multiply
    11,591,826.20x = 17,387,739.30 × 8,008,645.40
  4. Step 4: Simplify right side
    11,591,826.20x = 139,252,238,361,344.23
  5. Step 5: Solve for x
    x = 139,252,238,361,344.23/11,591,826.20
  6. Step 6: Final answer
    x = 12,012,968.10

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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.