Home / 11,958,672.60-17,940,633.30-3,870,271.80

Finding the Fourth Proportional to 11,958,672.60, 17,940,633.30 and 3,870,271.80

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Solution

The fourth proportional to 11,958,672.60, 17,940,633.30 and 3,870,271.80 is: 5,806,257.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,958,672.60 : 17,940,633.30 = 3,870,271.80 : x
  2. Step 2: Convert to fraction form
    11,958,672.60/17,940,633.30 = 3,870,271.80/x
  3. Step 3: Cross multiply
    11,958,672.60x = 17,940,633.30 × 3,870,271.80
  4. Step 4: Simplify right side
    11,958,672.60x = 69,435,127,135,130.94
  5. Step 5: Solve for x
    x = 69,435,127,135,130.94/11,958,672.60
  6. Step 6: Final answer
    x = 5,806,257.05

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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.