Home / 8,085,677.80-12,128,516.70-3,834,149.80

Finding the Fourth Proportional to 8,085,677.80, 12,128,516.70 and 3,834,149.80

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Solution

The fourth proportional to 8,085,677.80, 12,128,516.70 and 3,834,149.80 is: 5,751,224.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,085,677.80 : 12,128,516.70 = 3,834,149.80 : x
  2. Step 2: Convert to fraction form
    8,085,677.80/12,128,516.70 = 3,834,149.80/x
  3. Step 3: Cross multiply
    8,085,677.80x = 12,128,516.70 × 3,834,149.80
  4. Step 4: Simplify right side
    8,085,677.80x = 46,502,549,879,601.66
  5. Step 5: Solve for x
    x = 46,502,549,879,601.66/8,085,677.80
  6. Step 6: Final answer
    x = 5,751,224.70

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Similar ratio
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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.