Home / 6,426,028.80-9,620,380.80-6,239,404.80

Finding the Fourth Proportional to 6,426,028.80, 9,620,380.80 and 6,239,404.80

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Solution

The fourth proportional to 6,426,028.80, 9,620,380.80 and 6,239,404.80 is: 9,340,986.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,426,028.80 : 9,620,380.80 = 6,239,404.80 : x
  2. Step 2: Convert to fraction form
    6,426,028.80/9,620,380.80 = 6,239,404.80/x
  3. Step 3: Cross multiply
    6,426,028.80x = 9,620,380.80 × 6,239,404.80
  4. Step 4: Simplify right side
    6,426,028.80x = 60,025,450,141,347.84
  5. Step 5: Solve for x
    x = 60,025,450,141,347.84/6,426,028.80
  6. Step 6: Final answer
    x = 9,340,986.79

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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.