Home / 6,727,144.30-9,282,236.81-3,974,279.92

Finding the Fourth Proportional to 6,727,144.30, 9,282,236.81 and 3,974,279.92

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Solution

The fourth proportional to 6,727,144.30, 9,282,236.81 and 3,974,279.92 is: 5,483,784.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,727,144.30 : 9,282,236.81 = 3,974,279.92 : x
  2. Step 2: Convert to fraction form
    6,727,144.30/9,282,236.81 = 3,974,279.92/x
  3. Step 3: Cross multiply
    6,727,144.30x = 9,282,236.81 × 3,974,279.92
  4. Step 4: Simplify right side
    6,727,144.30x = 36,890,207,323,590.86
  5. Step 5: Solve for x
    x = 36,890,207,323,590.86/6,727,144.30
  6. Step 6: Final answer
    x = 5,483,784.16

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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.