Home / 7,093,939.20-9,786,128.16-4,191,925.92

Finding the Fourth Proportional to 7,093,939.20, 9,786,128.16 and 4,191,925.92

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Solution

The fourth proportional to 7,093,939.20, 9,786,128.16 and 4,191,925.92 is: 5,782,784.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,093,939.20 : 9,786,128.16 = 4,191,925.92 : x
  2. Step 2: Convert to fraction form
    7,093,939.20/9,786,128.16 = 4,191,925.92/x
  3. Step 3: Cross multiply
    7,093,939.20x = 9,786,128.16 × 4,191,925.92
  4. Step 4: Simplify right side
    7,093,939.20x = 41,022,724,290,345.91
  5. Step 5: Solve for x
    x = 41,022,724,290,345.91/7,093,939.20
  6. Step 6: Final answer
    x = 5,782,784.87

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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.