Home / 37,103,428.20-55,657,907.10-13,165,789.80

Finding the Fourth Proportional to 37,103,428.20, 55,657,907.10 and 13,165,789.80

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Solution

The fourth proportional to 37,103,428.20, 55,657,907.10 and 13,165,789.80 is: 19,749,665.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,103,428.20 : 55,657,907.10 = 13,165,789.80 : x
  2. Step 2: Convert to fraction form
    37,103,428.20/55,657,907.10 = 13,165,789.80/x
  3. Step 3: Cross multiply
    37,103,428.20x = 55,657,907.10 × 13,165,789.80
  4. Step 4: Simplify right side
    37,103,428.20x = 732,780,305,586,527.62
  5. Step 5: Solve for x
    x = 732,780,305,586,527.62/37,103,428.20
  6. Step 6: Final answer
    x = 19,749,665.76

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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.