Home / 16,808,596.72-25,220,768.28-8,284,286.32

Finding the Fourth Proportional to 16,808,596.72, 25,220,768.28 and 8,284,286.32

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Solution

The fourth proportional to 16,808,596.72, 25,220,768.28 and 8,284,286.32 is: 12,430,309.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,808,596.72 : 25,220,768.28 = 8,284,286.32 : x
  2. Step 2: Convert to fraction form
    16,808,596.72/25,220,768.28 = 8,284,286.32/x
  3. Step 3: Cross multiply
    16,808,596.72x = 25,220,768.28 × 8,284,286.32
  4. Step 4: Simplify right side
    16,808,596.72x = 208,936,065,641,893.94
  5. Step 5: Solve for x
    x = 208,936,065,641,893.94/16,808,596.72
  6. Step 6: Final answer
    x = 12,430,309.87

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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.