Home / 12,335,512.55-18,504,508.12-4,247,417.93

Finding the Fourth Proportional to 12,335,512.55, 18,504,508.12 and 4,247,417.93

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Solution

The fourth proportional to 12,335,512.55, 18,504,508.12 and 4,247,417.93 is: 6,371,553.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,335,512.55 : 18,504,508.12 = 4,247,417.93 : x
  2. Step 2: Convert to fraction form
    12,335,512.55/18,504,508.12 = 4,247,417.93/x
  3. Step 3: Cross multiply
    12,335,512.55x = 18,504,508.12 × 4,247,417.93
  4. Step 4: Simplify right side
    12,335,512.55x = 78,596,379,471,577.50
  5. Step 5: Solve for x
    x = 78,596,379,471,577.50/12,335,512.55
  6. Step 6: Final answer
    x = 6,371,553.61

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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.