Home / 18,646,076.40-27,970,754.88-5,695,150.86

Finding the Fourth Proportional to 18,646,076.40, 27,970,754.88 and 5,695,150.86

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Solution

The fourth proportional to 18,646,076.40, 27,970,754.88 and 5,695,150.86 is: 8,543,227.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,646,076.40 : 27,970,754.88 = 5,695,150.86 : x
  2. Step 2: Convert to fraction form
    18,646,076.40/27,970,754.88 = 5,695,150.86/x
  3. Step 3: Cross multiply
    18,646,076.40x = 27,970,754.88 × 5,695,150.86
  4. Step 4: Simplify right side
    18,646,076.40x = 159,297,668,709,681.19
  5. Step 5: Solve for x
    x = 159,297,668,709,681.19/18,646,076.40
  6. Step 6: Final answer
    x = 8,543,227.29

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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.