Home / 6,659,915.08-9,189,697.86-3,905,563.54

Finding the Fourth Proportional to 6,659,915.08, 9,189,697.86 and 3,905,563.54

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Solution

The fourth proportional to 6,659,915.08, 9,189,697.86 and 3,905,563.54 is: 5,389,100.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,659,915.08 : 9,189,697.86 = 3,905,563.54 : x
  2. Step 2: Convert to fraction form
    6,659,915.08/9,189,697.86 = 3,905,563.54/x
  3. Step 3: Cross multiply
    6,659,915.08x = 9,189,697.86 × 3,905,563.54
  4. Step 4: Simplify right side
    6,659,915.08x = 35,890,948,905,632.02
  5. Step 5: Solve for x
    x = 35,890,948,905,632.02/6,659,915.08
  6. Step 6: Final answer
    x = 5,389,100.08

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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.