Home / 18,379,043.64-27,577,865.88-7,604,076.96

Finding the Fourth Proportional to 18,379,043.64, 27,577,865.88 and 7,604,076.96

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Solution

The fourth proportional to 18,379,043.64, 27,577,865.88 and 7,604,076.96 is: 11,409,963.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,379,043.64 : 27,577,865.88 = 7,604,076.96 : x
  2. Step 2: Convert to fraction form
    18,379,043.64/27,577,865.88 = 7,604,076.96/x
  3. Step 3: Cross multiply
    18,379,043.64x = 27,577,865.88 × 7,604,076.96
  4. Step 4: Simplify right side
    18,379,043.64x = 209,704,214,544,078.12
  5. Step 5: Solve for x
    x = 209,704,214,544,078.12/18,379,043.64
  6. Step 6: Final answer
    x = 11,409,963.36

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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.