Home / 12,670,227.63-17,499,348.30-8,588,760.75

Finding the Fourth Proportional to 12,670,227.63, 17,499,348.30 and 8,588,760.75

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Solution

The fourth proportional to 12,670,227.63, 17,499,348.30 and 8,588,760.75 is: 11,862,274.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,670,227.63 : 17,499,348.30 = 8,588,760.75 : x
  2. Step 2: Convert to fraction form
    12,670,227.63/17,499,348.30 = 8,588,760.75/x
  3. Step 3: Cross multiply
    12,670,227.63x = 17,499,348.30 × 8,588,760.75
  4. Step 4: Simplify right side
    12,670,227.63x = 150,297,715,829,619.22
  5. Step 5: Solve for x
    x = 150,297,715,829,619.22/12,670,227.63
  6. Step 6: Final answer
    x = 11,862,274.32

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Double scale
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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.