Home / 5,279,322.70-7,911,110.85-4,476,256.30

Finding the Fourth Proportional to 5,279,322.70, 7,911,110.85 and 4,476,256.30

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Solution

The fourth proportional to 5,279,322.70, 7,911,110.85 and 4,476,256.30 is: 6,707,708.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,279,322.70 : 7,911,110.85 = 4,476,256.30 : x
  2. Step 2: Convert to fraction form
    5,279,322.70/7,911,110.85 = 4,476,256.30/x
  3. Step 3: Cross multiply
    5,279,322.70x = 7,911,110.85 × 4,476,256.30
  4. Step 4: Simplify right side
    5,279,322.70x = 35,412,159,782,310.85
  5. Step 5: Solve for x
    x = 35,412,159,782,310.85/5,279,322.70
  6. Step 6: Final answer
    x = 6,707,708.89

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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.