Home / 31,206,840.10-46,810,260.15-21,633,028.90

Finding the Fourth Proportional to 31,206,840.10, 46,810,260.15 and 21,633,028.90

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Solution

The fourth proportional to 31,206,840.10, 46,810,260.15 and 21,633,028.90 is: 32,449,543.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,206,840.10 : 46,810,260.15 = 21,633,028.90 : x
  2. Step 2: Convert to fraction form
    31,206,840.10/46,810,260.15 = 21,633,028.90/x
  3. Step 3: Cross multiply
    31,206,840.10x = 46,810,260.15 × 21,633,028.90
  4. Step 4: Simplify right side
    31,206,840.10x = 1,012,647,710,641,468.25
  5. Step 5: Solve for x
    x = 1,012,647,710,641,468.25/31,206,840.10
  6. Step 6: Final answer
    x = 32,449,543.35

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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.