Home / 6,825,635.67-9,419,315.20-3,728,158.37

Finding the Fourth Proportional to 6,825,635.67, 9,419,315.20 and 3,728,158.37

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Solution

The fourth proportional to 6,825,635.67, 9,419,315.20 and 3,728,158.37 is: 5,144,824.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,825,635.67 : 9,419,315.20 = 3,728,158.37 : x
  2. Step 2: Convert to fraction form
    6,825,635.67/9,419,315.20 = 3,728,158.37/x
  3. Step 3: Cross multiply
    6,825,635.67x = 9,419,315.20 × 3,728,158.37
  4. Step 4: Simplify right side
    6,825,635.67x = 35,116,698,834,159.31
  5. Step 5: Solve for x
    x = 35,116,698,834,159.31/6,825,635.67
  6. Step 6: Final answer
    x = 5,144,824.68

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1.5x scale

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.