Home / 16,856,600.40-25,288,399.80-5,497,905.60

Finding the Fourth Proportional to 16,856,600.40, 25,288,399.80 and 5,497,905.60

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Solution

The fourth proportional to 16,856,600.40, 25,288,399.80 and 5,497,905.60 is: 8,247,999.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,856,600.40 : 25,288,399.80 = 5,497,905.60 : x
  2. Step 2: Convert to fraction form
    16,856,600.40/25,288,399.80 = 5,497,905.60/x
  3. Step 3: Cross multiply
    16,856,600.40x = 25,288,399.80 × 5,497,905.60
  4. Step 4: Simplify right side
    16,856,600.40x = 139,033,234,875,458.88
  5. Step 5: Solve for x
    x = 139,033,234,875,458.88/16,856,600.40
  6. Step 6: Final answer
    x = 8,247,999.69

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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.