Home / 28,247,467.80-42,371,201.70-9,336,235.80

Finding the Fourth Proportional to 28,247,467.80, 42,371,201.70 and 9,336,235.80

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Solution

The fourth proportional to 28,247,467.80, 42,371,201.70 and 9,336,235.80 is: 14,004,353.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,247,467.80 : 42,371,201.70 = 9,336,235.80 : x
  2. Step 2: Convert to fraction form
    28,247,467.80/42,371,201.70 = 9,336,235.80/x
  3. Step 3: Cross multiply
    28,247,467.80x = 42,371,201.70 × 9,336,235.80
  4. Step 4: Simplify right side
    28,247,467.80x = 395,587,530,200,560.94
  5. Step 5: Solve for x
    x = 395,587,530,200,560.94/28,247,467.80
  6. Step 6: Final answer
    x = 14,004,353.70

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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.