Home / 47,806,156.80-71,743,778.46-19,035,711.72

Finding the Fourth Proportional to 47,806,156.80, 71,743,778.46 and 19,035,711.72

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Solution

The fourth proportional to 47,806,156.80, 71,743,778.46 and 19,035,711.72 is: 28,567,322.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,806,156.80 : 71,743,778.46 = 19,035,711.72 : x
  2. Step 2: Convert to fraction form
    47,806,156.80/71,743,778.46 = 19,035,711.72/x
  3. Step 3: Cross multiply
    47,806,156.80x = 71,743,778.46 × 19,035,711.72
  4. Step 4: Simplify right side
    47,806,156.80x = 1,365,693,884,468,105.25
  5. Step 5: Solve for x
    x = 1,365,693,884,468,105.25/47,806,156.80
  6. Step 6: Final answer
    x = 28,567,322.20

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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.