Home / 38,809,005.80-58,255,499.10-21,802,893.80

Finding the Fourth Proportional to 38,809,005.80, 58,255,499.10 and 21,802,893.80

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Solution

The fourth proportional to 38,809,005.80, 58,255,499.10 and 21,802,893.80 is: 32,727,930.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,809,005.80 : 58,255,499.10 = 21,802,893.80 : x
  2. Step 2: Convert to fraction form
    38,809,005.80/58,255,499.10 = 21,802,893.80/x
  3. Step 3: Cross multiply
    38,809,005.80x = 58,255,499.10 × 21,802,893.80
  4. Step 4: Simplify right side
    38,809,005.80x = 1,270,138,460,143,295.75
  5. Step 5: Solve for x
    x = 1,270,138,460,143,295.75/38,809,005.80
  6. Step 6: Final answer
    x = 32,727,930.90

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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.