Home / 53,754,620.20-80,631,930.30-19,700,405.80

Finding the Fourth Proportional to 53,754,620.20, 80,631,930.30 and 19,700,405.80

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Solution

The fourth proportional to 53,754,620.20, 80,631,930.30 and 19,700,405.80 is: 29,550,608.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,754,620.20 : 80,631,930.30 = 19,700,405.80 : x
  2. Step 2: Convert to fraction form
    53,754,620.20/80,631,930.30 = 19,700,405.80/x
  3. Step 3: Cross multiply
    53,754,620.20x = 80,631,930.30 × 19,700,405.80
  4. Step 4: Simplify right side
    53,754,620.20x = 1,588,481,747,347,315.75
  5. Step 5: Solve for x
    x = 1,588,481,747,347,315.75/53,754,620.20
  6. Step 6: Final answer
    x = 29,550,608.70

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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.