Home / 6,289,108.38-8,680,490.55-5,863,605.66

Finding the Fourth Proportional to 6,289,108.38, 8,680,490.55 and 5,863,605.66

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Solution

The fourth proportional to 6,289,108.38, 8,680,490.55 and 5,863,605.66 is: 8,093,193.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,289,108.38 : 8,680,490.55 = 5,863,605.66 : x
  2. Step 2: Convert to fraction form
    6,289,108.38/8,680,490.55 = 5,863,605.66/x
  3. Step 3: Cross multiply
    6,289,108.38x = 8,680,490.55 × 5,863,605.66
  4. Step 4: Simplify right side
    6,289,108.38x = 50,898,973,520,556.52
  5. Step 5: Solve for x
    x = 50,898,973,520,556.52/6,289,108.38
  6. Step 6: Final answer
    x = 8,093,193.89

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.