Home / 18,441,010.40-27,661,256.40-8,343,615.20

Finding the Fourth Proportional to 18,441,010.40, 27,661,256.40 and 8,343,615.20

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Solution

The fourth proportional to 18,441,010.40, 27,661,256.40 and 8,343,615.20 is: 12,515,305.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,441,010.40 : 27,661,256.40 = 8,343,615.20 : x
  2. Step 2: Convert to fraction form
    18,441,010.40/27,661,256.40 = 8,343,615.20/x
  3. Step 3: Cross multiply
    18,441,010.40x = 27,661,256.40 × 8,343,615.20
  4. Step 4: Simplify right side
    18,441,010.40x = 230,794,879,350,137.28
  5. Step 5: Solve for x
    x = 230,794,879,350,137.28/18,441,010.40
  6. Step 6: Final answer
    x = 12,515,305.53

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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.