Home / 8,100,793.08-12,153,032.82-4,312,279.80

Finding the Fourth Proportional to 8,100,793.08, 12,153,032.82 and 4,312,279.80

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Solution

The fourth proportional to 8,100,793.08, 12,153,032.82 and 4,312,279.80 is: 6,469,400.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,100,793.08 : 12,153,032.82 = 4,312,279.80 : x
  2. Step 2: Convert to fraction form
    8,100,793.08/12,153,032.82 = 4,312,279.80/x
  3. Step 3: Cross multiply
    8,100,793.08x = 12,153,032.82 × 4,312,279.80
  4. Step 4: Simplify right side
    8,100,793.08x = 52,407,277,938,423.03
  5. Step 5: Solve for x
    x = 52,407,277,938,423.03/8,100,793.08
  6. Step 6: Final answer
    x = 6,469,400.89

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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.