Home / 49,819,080.52-74,731,772.46-21,059,855.56

Finding the Fourth Proportional to 49,819,080.52, 74,731,772.46 and 21,059,855.56

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Solution

The fourth proportional to 49,819,080.52, 74,731,772.46 and 21,059,855.56 is: 31,591,115.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,819,080.52 : 74,731,772.46 = 21,059,855.56 : x
  2. Step 2: Convert to fraction form
    49,819,080.52/74,731,772.46 = 21,059,855.56/x
  3. Step 3: Cross multiply
    49,819,080.52x = 74,731,772.46 × 21,059,855.56
  4. Step 4: Simplify right side
    49,819,080.52x = 1,573,840,333,750,385.75
  5. Step 5: Solve for x
    x = 1,573,840,333,750,385.75/49,819,080.52
  6. Step 6: Final answer
    x = 31,591,115.64

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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.