Home / 16,280,120.40-24,384,751.20-9,879,208.80

Finding the Fourth Proportional to 16,280,120.40, 24,384,751.20 and 9,879,208.80

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Solution

The fourth proportional to 16,280,120.40, 24,384,751.20 and 9,879,208.80 is: 14,797,313.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,280,120.40 : 24,384,751.20 = 9,879,208.80 : x
  2. Step 2: Convert to fraction form
    16,280,120.40/24,384,751.20 = 9,879,208.80/x
  3. Step 3: Cross multiply
    16,280,120.40x = 24,384,751.20 × 9,879,208.80
  4. Step 4: Simplify right side
    16,280,120.40x = 240,902,048,640,850.56
  5. Step 5: Solve for x
    x = 240,902,048,640,850.56/16,280,120.40
  6. Step 6: Final answer
    x = 14,797,313.70

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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.