Home / 9,907,704.37-13,659,978-6,416,876.53

Finding the Fourth Proportional to 9,907,704.37, 13,659,978 and 6,416,876.53

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Solution

The fourth proportional to 9,907,704.37, 13,659,978 and 6,416,876.53 is: 8,847,094.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,907,704.37 : 13,659,978 = 6,416,876.53 : x
  2. Step 2: Convert to fraction form
    9,907,704.37/13,659,978 = 6,416,876.53/x
  3. Step 3: Cross multiply
    9,907,704.37x = 13,659,978 × 6,416,876.53
  4. Step 4: Simplify right side
    9,907,704.37x = 87,654,392,228,516.34
  5. Step 5: Solve for x
    x = 87,654,392,228,516.34/9,907,704.37
  6. Step 6: Final answer
    x = 8,847,094.03

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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.