Home / 46,480,745.56-69,729,630.92-19,172,141.12

Finding the Fourth Proportional to 46,480,745.56, 69,729,630.92 and 19,172,141.12

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Solution

The fourth proportional to 46,480,745.56, 69,729,630.92 and 19,172,141.12 is: 28,761,722.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,480,745.56 : 69,729,630.92 = 19,172,141.12 : x
  2. Step 2: Convert to fraction form
    46,480,745.56/69,729,630.92 = 19,172,141.12/x
  3. Step 3: Cross multiply
    46,480,745.56x = 69,729,630.92 × 19,172,141.12
  4. Step 4: Simplify right side
    46,480,745.56x = 1,336,866,324,243,755.50
  5. Step 5: Solve for x
    x = 1,336,866,324,243,755.50/46,480,745.56
  6. Step 6: Final answer
    x = 28,761,722.91

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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.