Home / 13,922,078.91-20,883,684.55-6,631,790.95

Finding the Fourth Proportional to 13,922,078.91, 20,883,684.55 and 6,631,790.95

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Solution

The fourth proportional to 13,922,078.91, 20,883,684.55 and 6,631,790.95 is: 9,947,956.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,922,078.91 : 20,883,684.55 = 6,631,790.95 : x
  2. Step 2: Convert to fraction form
    13,922,078.91/20,883,684.55 = 6,631,790.95/x
  3. Step 3: Cross multiply
    13,922,078.91x = 20,883,684.55 × 6,631,790.95
  4. Step 4: Simplify right side
    13,922,078.91x = 138,496,230,201,344.83
  5. Step 5: Solve for x
    x = 138,496,230,201,344.83/13,922,078.91
  6. Step 6: Final answer
    x = 9,947,956.13

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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.