Home / 9,627,760.80-13,284,568.08-6,189,213.60

Finding the Fourth Proportional to 9,627,760.80, 13,284,568.08 and 6,189,213.60

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Solution

The fourth proportional to 9,627,760.80, 13,284,568.08 and 6,189,213.60 is: 8,539,995.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,627,760.80 : 13,284,568.08 = 6,189,213.60 : x
  2. Step 2: Convert to fraction form
    9,627,760.80/13,284,568.08 = 6,189,213.60/x
  3. Step 3: Cross multiply
    9,627,760.80x = 13,284,568.08 × 6,189,213.60
  4. Step 4: Simplify right side
    9,627,760.80x = 82,221,029,430,861.89
  5. Step 5: Solve for x
    x = 82,221,029,430,861.89/9,627,760.80
  6. Step 6: Final answer
    x = 8,539,995.04

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1.5x scale

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.