Home / 6,814,538.80-10,221,808.20-6,394,634.80

Finding the Fourth Proportional to 6,814,538.80, 10,221,808.20 and 6,394,634.80

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Solution

The fourth proportional to 6,814,538.80, 10,221,808.20 and 6,394,634.80 is: 9,591,952.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,814,538.80 : 10,221,808.20 = 6,394,634.80 : x
  2. Step 2: Convert to fraction form
    6,814,538.80/10,221,808.20 = 6,394,634.80/x
  3. Step 3: Cross multiply
    6,814,538.80x = 10,221,808.20 × 6,394,634.80
  4. Step 4: Simplify right side
    6,814,538.80x = 65,364,730,434,645.35
  5. Step 5: Solve for x
    x = 65,364,730,434,645.35/6,814,538.80
  6. Step 6: Final answer
    x = 9,591,952.20

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1.5x scale

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.