Home / 27,493,145.60-41,227,276.80-12,339,276.80

Finding the Fourth Proportional to 27,493,145.60, 41,227,276.80 and 12,339,276.80

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Solution

The fourth proportional to 27,493,145.60, 41,227,276.80 and 12,339,276.80 is: 18,503,331.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,493,145.60 : 41,227,276.80 = 12,339,276.80 : x
  2. Step 2: Convert to fraction form
    27,493,145.60/41,227,276.80 = 12,339,276.80/x
  3. Step 3: Cross multiply
    27,493,145.60x = 41,227,276.80 × 12,339,276.80
  4. Step 4: Simplify right side
    27,493,145.60x = 508,714,780,145,418.25
  5. Step 5: Solve for x
    x = 508,714,780,145,418.25/27,493,145.60
  6. Step 6: Final answer
    x = 18,503,331.25

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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.