Home / 66,424,425.30-99,633,093.39-17,901,500.58

Finding the Fourth Proportional to 66,424,425.30, 99,633,093.39 and 17,901,500.58

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Solution

The fourth proportional to 66,424,425.30, 99,633,093.39 and 17,901,500.58 is: 26,851,295.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,424,425.30 : 99,633,093.39 = 17,901,500.58 : x
  2. Step 2: Convert to fraction form
    66,424,425.30/99,633,093.39 = 17,901,500.58/x
  3. Step 3: Cross multiply
    66,424,425.30x = 99,633,093.39 × 17,901,500.58
  4. Step 4: Simplify right side
    66,424,425.30x = 1,783,581,879,108,279
  5. Step 5: Solve for x
    x = 1,783,581,879,108,279/66,424,425.30
  6. Step 6: Final answer
    x = 26,851,295.60

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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.