Home / 21,576,233.20-29,782,297.58-17,174,033.86

Finding the Fourth Proportional to 21,576,233.20, 29,782,297.58 and 17,174,033.86

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Solution

The fourth proportional to 21,576,233.20, 29,782,297.58 and 17,174,033.86 is: 23,705,814.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,576,233.20 : 29,782,297.58 = 17,174,033.86 : x
  2. Step 2: Convert to fraction form
    21,576,233.20/29,782,297.58 = 17,174,033.86/x
  3. Step 3: Cross multiply
    21,576,233.20x = 29,782,297.58 × 17,174,033.86
  4. Step 4: Simplify right side
    21,576,233.20x = 511,482,187,067,516
  5. Step 5: Solve for x
    x = 511,482,187,067,516/21,576,233.20
  6. Step 6: Final answer
    x = 23,705,814.74

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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.