Home / 6,826,852.90-9,421,343.07-3,926,245.75

Finding the Fourth Proportional to 6,826,852.90, 9,421,343.07 and 3,926,245.75

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Solution

The fourth proportional to 6,826,852.90, 9,421,343.07 and 3,926,245.75 is: 5,418,383.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,826,852.90 : 9,421,343.07 = 3,926,245.75 : x
  2. Step 2: Convert to fraction form
    6,826,852.90/9,421,343.07 = 3,926,245.75/x
  3. Step 3: Cross multiply
    6,826,852.90x = 9,421,343.07 × 3,926,245.75
  4. Step 4: Simplify right side
    6,826,852.90x = 36,990,508,187,879.45
  5. Step 5: Solve for x
    x = 36,990,508,187,879.45/6,826,852.90
  6. Step 6: Final answer
    x = 5,418,383.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.