Home / 18,773,224.92-28,164,231.18-5,818,698.54

Finding the Fourth Proportional to 18,773,224.92, 28,164,231.18 and 5,818,698.54

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Solution

The fourth proportional to 18,773,224.92, 28,164,231.18 and 5,818,698.54 is: 8,729,409.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,773,224.92 : 28,164,231.18 = 5,818,698.54 : x
  2. Step 2: Convert to fraction form
    18,773,224.92/28,164,231.18 = 5,818,698.54/x
  3. Step 3: Cross multiply
    18,773,224.92x = 28,164,231.18 × 5,818,698.54
  4. Step 4: Simplify right side
    18,773,224.92x = 163,879,170,847,288.47
  5. Step 5: Solve for x
    x = 163,879,170,847,288.47/18,773,224.92
  6. Step 6: Final answer
    x = 8,729,409.65

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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.