Home / 53,665,504.60-80,458,890.90-21,301,403.80

Finding the Fourth Proportional to 53,665,504.60, 80,458,890.90 and 21,301,403.80

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Solution

The fourth proportional to 53,665,504.60, 80,458,890.90 and 21,301,403.80 is: 31,936,480.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,665,504.60 : 80,458,890.90 = 21,301,403.80 : x
  2. Step 2: Convert to fraction form
    53,665,504.60/80,458,890.90 = 21,301,403.80/x
  3. Step 3: Cross multiply
    53,665,504.60x = 80,458,890.90 × 21,301,403.80
  4. Step 4: Simplify right side
    53,665,504.60x = 1,713,887,324,361,045.50
  5. Step 5: Solve for x
    x = 1,713,887,324,361,045.50/53,665,504.60
  6. Step 6: Final answer
    x = 31,936,480.19

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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.