Home / 28,321,369.52-39,079,993.77-17,863,435.71

Finding the Fourth Proportional to 28,321,369.52, 39,079,993.77 and 17,863,435.71

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Solution

The fourth proportional to 28,321,369.52, 39,079,993.77 and 17,863,435.71 is: 24,649,336.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,321,369.52 : 39,079,993.77 = 17,863,435.71 : x
  2. Step 2: Convert to fraction form
    28,321,369.52/39,079,993.77 = 17,863,435.71/x
  3. Step 3: Cross multiply
    28,321,369.52x = 39,079,993.77 × 17,863,435.71
  4. Step 4: Simplify right side
    28,321,369.52x = 698,102,956,257,595.62
  5. Step 5: Solve for x
    x = 698,102,956,257,595.62/28,321,369.52
  6. Step 6: Final answer
    x = 24,649,336.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.