Home / 7,711,618.12-11,498,483.33-7,499,747.54

Finding the Fourth Proportional to 7,711,618.12, 11,498,483.33 and 7,499,747.54

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Solution

The fourth proportional to 7,711,618.12, 11,498,483.33 and 7,499,747.54 is: 11,182,571.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,711,618.12 : 11,498,483.33 = 7,499,747.54 : x
  2. Step 2: Convert to fraction form
    7,711,618.12/11,498,483.33 = 7,499,747.54/x
  3. Step 3: Cross multiply
    7,711,618.12x = 11,498,483.33 × 7,499,747.54
  4. Step 4: Simplify right side
    7,711,618.12x = 86,235,722,067,898.52
  5. Step 5: Solve for x
    x = 86,235,722,067,898.52/7,711,618.12
  6. Step 6: Final answer
    x = 11,182,571.64

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.