Home / 46,591,815.70-69,887,067.45-21,032,784.10

Finding the Fourth Proportional to 46,591,815.70, 69,887,067.45 and 21,032,784.10

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Solution

The fourth proportional to 46,591,815.70, 69,887,067.45 and 21,032,784.10 is: 31,548,879.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,591,815.70 : 69,887,067.45 = 21,032,784.10 : x
  2. Step 2: Convert to fraction form
    46,591,815.70/69,887,067.45 = 21,032,784.10/x
  3. Step 3: Cross multiply
    46,591,815.70x = 69,887,067.45 × 21,032,784.10
  4. Step 4: Simplify right side
    46,591,815.70x = 1,469,919,601,057,987.75
  5. Step 5: Solve for x
    x = 1,469,919,601,057,987.75/46,591,815.70
  6. Step 6: Final answer
    x = 31,548,879.97

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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.