Home / 8,763,085.92-13,132,879.50-6,820,161.24

Finding the Fourth Proportional to 8,763,085.92, 13,132,879.50 and 6,820,161.24

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Solution

The fourth proportional to 8,763,085.92, 13,132,879.50 and 6,820,161.24 is: 10,221,097.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,763,085.92 : 13,132,879.50 = 6,820,161.24 : x
  2. Step 2: Convert to fraction form
    8,763,085.92/13,132,879.50 = 6,820,161.24/x
  3. Step 3: Cross multiply
    8,763,085.92x = 13,132,879.50 × 6,820,161.24
  4. Step 4: Simplify right side
    8,763,085.92x = 89,568,355,735,490.58
  5. Step 5: Solve for x
    x = 89,568,355,735,490.58/8,763,085.92
  6. Step 6: Final answer
    x = 10,221,097.52

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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.