Home / 6,286,138.60-9,415,211.10-5,446,330.60

Finding the Fourth Proportional to 6,286,138.60, 9,415,211.10 and 5,446,330.60

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Solution

The fourth proportional to 6,286,138.60, 9,415,211.10 and 5,446,330.60 is: 8,157,369.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,286,138.60 : 9,415,211.10 = 5,446,330.60 : x
  2. Step 2: Convert to fraction form
    6,286,138.60/9,415,211.10 = 5,446,330.60/x
  3. Step 3: Cross multiply
    6,286,138.60x = 9,415,211.10 × 5,446,330.60
  4. Step 4: Simplify right side
    6,286,138.60x = 51,278,352,319,389.66
  5. Step 5: Solve for x
    x = 51,278,352,319,389.66/6,286,138.60
  6. Step 6: Final answer
    x = 8,157,369.03

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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.