Home / 47,914,375.68-71,883,656.10-13,370,748.66

Finding the Fourth Proportional to 47,914,375.68, 71,883,656.10 and 13,370,748.66

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Solution

The fourth proportional to 47,914,375.68, 71,883,656.10 and 13,370,748.66 is: 20,059,497.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,914,375.68 : 71,883,656.10 = 13,370,748.66 : x
  2. Step 2: Convert to fraction form
    47,914,375.68/71,883,656.10 = 13,370,748.66/x
  3. Step 3: Cross multiply
    47,914,375.68x = 71,883,656.10 × 13,370,748.66
  4. Step 4: Simplify right side
    47,914,375.68x = 961,138,298,474,975.75
  5. Step 5: Solve for x
    x = 961,138,298,474,975.75/47,914,375.68
  6. Step 6: Final answer
    x = 20,059,497.49

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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.