Home / 6,142,961.80-9,221,441.10-3,620,038.60

Finding the Fourth Proportional to 6,142,961.80, 9,221,441.10 and 3,620,038.60

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Solution

The fourth proportional to 6,142,961.80, 9,221,441.10 and 3,620,038.60 is: 5,434,182.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,142,961.80 : 9,221,441.10 = 3,620,038.60 : x
  2. Step 2: Convert to fraction form
    6,142,961.80/9,221,441.10 = 3,620,038.60/x
  3. Step 3: Cross multiply
    6,142,961.80x = 9,221,441.10 × 3,620,038.60
  4. Step 4: Simplify right side
    6,142,961.80x = 33,381,972,729,626.46
  5. Step 5: Solve for x
    x = 33,381,972,729,626.46/6,142,961.80
  6. Step 6: Final answer
    x = 5,434,182.05

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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.