Home / 7,238,014.95-10,840,481.42-3,454,155.03

Finding the Fourth Proportional to 7,238,014.95, 10,840,481.42 and 3,454,155.03

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Solution

The fourth proportional to 7,238,014.95, 10,840,481.42 and 3,454,155.03 is: 5,173,338.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,238,014.95 : 10,840,481.42 = 3,454,155.03 : x
  2. Step 2: Convert to fraction form
    7,238,014.95/10,840,481.42 = 3,454,155.03/x
  3. Step 3: Cross multiply
    7,238,014.95x = 10,840,481.42 × 3,454,155.03
  4. Step 4: Simplify right side
    7,238,014.95x = 37,444,703,407,243.77
  5. Step 5: Solve for x
    x = 37,444,703,407,243.77/7,238,014.95
  6. Step 6: Final answer
    x = 5,173,338.78

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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.