Home / 5,356,500.64-7,393,147.84-3,521,128.48

Finding the Fourth Proportional to 5,356,500.64, 7,393,147.84 and 3,521,128.48

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Solution

The fourth proportional to 5,356,500.64, 7,393,147.84 and 3,521,128.48 is: 4,859,930.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,356,500.64 : 7,393,147.84 = 3,521,128.48 : x
  2. Step 2: Convert to fraction form
    5,356,500.64/7,393,147.84 = 3,521,128.48/x
  3. Step 3: Cross multiply
    5,356,500.64x = 7,393,147.84 × 3,521,128.48
  4. Step 4: Simplify right side
    5,356,500.64x = 26,032,223,416,274.48
  5. Step 5: Solve for x
    x = 26,032,223,416,274.48/5,356,500.64
  6. Step 6: Final answer
    x = 4,859,930.98

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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.