Home / 18,140,287.30-25,032,651.69-11,264,622.82

Finding the Fourth Proportional to 18,140,287.30, 25,032,651.69 and 11,264,622.82

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Solution

The fourth proportional to 18,140,287.30, 25,032,651.69 and 11,264,622.82 is: 15,544,592.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,140,287.30 : 25,032,651.69 = 11,264,622.82 : x
  2. Step 2: Convert to fraction form
    18,140,287.30/25,032,651.69 = 11,264,622.82/x
  3. Step 3: Cross multiply
    18,140,287.30x = 25,032,651.69 × 11,264,622.82
  4. Step 4: Simplify right side
    18,140,287.30x = 281,983,379,472,285.56
  5. Step 5: Solve for x
    x = 281,983,379,472,285.56/18,140,287.30
  6. Step 6: Final answer
    x = 15,544,592.81

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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.