Home / 53,629,028.20-80,443,542.30-19,551,485.80

Finding the Fourth Proportional to 53,629,028.20, 80,443,542.30 and 19,551,485.80

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Solution

The fourth proportional to 53,629,028.20, 80,443,542.30 and 19,551,485.80 is: 29,327,228.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,629,028.20 : 80,443,542.30 = 19,551,485.80 : x
  2. Step 2: Convert to fraction form
    53,629,028.20/80,443,542.30 = 19,551,485.80/x
  3. Step 3: Cross multiply
    53,629,028.20x = 80,443,542.30 × 19,551,485.80
  4. Step 4: Simplify right side
    53,629,028.20x = 1,572,790,774,980,149.25
  5. Step 5: Solve for x
    x = 1,572,790,774,980,149.25/53,629,028.20
  6. Step 6: Final answer
    x = 29,327,228.70

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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.