Home / 40,684,379.55-56,145,456.17-22,099,513.83

Finding the Fourth Proportional to 40,684,379.55, 56,145,456.17 and 22,099,513.83

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Solution

The fourth proportional to 40,684,379.55, 56,145,456.17 and 22,099,513.83 is: 30,497,879.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,684,379.55 : 56,145,456.17 = 22,099,513.83 : x
  2. Step 2: Convert to fraction form
    40,684,379.55/56,145,456.17 = 22,099,513.83/x
  3. Step 3: Cross multiply
    40,684,379.55x = 56,145,456.17 × 22,099,513.83
  4. Step 4: Simplify right side
    40,684,379.55x = 1,240,787,285,120,573.75
  5. Step 5: Solve for x
    x = 1,240,787,285,120,573.75/40,684,379.55
  6. Step 6: Final answer
    x = 30,497,879.01

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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.