Home / 74,404,510.20-111,628,110.42-31,251,520.44

Finding the Fourth Proportional to 74,404,510.20, 111,628,110.42 and 31,251,520.44

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Solution

The fourth proportional to 74,404,510.20, 111,628,110.42 and 31,251,520.44 is: 46,886,246.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,404,510.20 : 111,628,110.42 = 31,251,520.44 : x
  2. Step 2: Convert to fraction form
    74,404,510.20/111,628,110.42 = 31,251,520.44/x
  3. Step 3: Cross multiply
    74,404,510.20x = 111,628,110.42 × 31,251,520.44
  4. Step 4: Simplify right side
    74,404,510.20x = 3,488,548,174,469,207
  5. Step 5: Solve for x
    x = 3,488,548,174,469,207/74,404,510.20
  6. Step 6: Final answer
    x = 46,886,246.08

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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.