Home / 4,972,510.80-7,458,766.20-3,378,187.80

Finding the Fourth Proportional to 4,972,510.80, 7,458,766.20 and 3,378,187.80

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Solution

The fourth proportional to 4,972,510.80, 7,458,766.20 and 3,378,187.80 is: 5,067,281.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,972,510.80 : 7,458,766.20 = 3,378,187.80 : x
  2. Step 2: Convert to fraction form
    4,972,510.80/7,458,766.20 = 3,378,187.80/x
  3. Step 3: Cross multiply
    4,972,510.80x = 7,458,766.20 × 3,378,187.80
  4. Step 4: Simplify right side
    4,972,510.80x = 25,197,112,979,892.36
  5. Step 5: Solve for x
    x = 25,197,112,979,892.36/4,972,510.80
  6. Step 6: Final answer
    x = 5,067,281.70

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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.