Home / 18,373,985.66-27,580,131.31-8,146,028.24

Finding the Fourth Proportional to 18,373,985.66, 27,580,131.31 and 8,146,028.24

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Solution

The fourth proportional to 18,373,985.66, 27,580,131.31 and 8,146,028.24 is: 12,227,533.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,373,985.66 : 27,580,131.31 = 8,146,028.24 : x
  2. Step 2: Convert to fraction form
    18,373,985.66/27,580,131.31 = 8,146,028.24/x
  3. Step 3: Cross multiply
    18,373,985.66x = 27,580,131.31 × 8,146,028.24
  4. Step 4: Simplify right side
    18,373,985.66x = 224,668,528,514,168.19
  5. Step 5: Solve for x
    x = 224,668,528,514,168.19/18,373,985.66
  6. Step 6: Final answer
    x = 12,227,533.68

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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.