Home / 7,661,231.20-11,491,846.80-7,549,256.80

Finding the Fourth Proportional to 7,661,231.20, 11,491,846.80 and 7,549,256.80

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Solution

The fourth proportional to 7,661,231.20, 11,491,846.80 and 7,549,256.80 is: 11,323,885.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,661,231.20 : 11,491,846.80 = 7,549,256.80 : x
  2. Step 2: Convert to fraction form
    7,661,231.20/11,491,846.80 = 7,549,256.80/x
  3. Step 3: Cross multiply
    7,661,231.20x = 11,491,846.80 × 7,549,256.80
  4. Step 4: Simplify right side
    7,661,231.20x = 86,754,902,599,458.25
  5. Step 5: Solve for x
    x = 86,754,902,599,458.25/7,661,231.20
  6. Step 6: Final answer
    x = 11,323,885.20

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1.5x scale

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.