Home / 47,478,387.80-71,216,253.08-15,132,231.33

Finding the Fourth Proportional to 47,478,387.80, 71,216,253.08 and 15,132,231.33

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Solution

The fourth proportional to 47,478,387.80, 71,216,253.08 and 15,132,231.33 is: 22,697,923.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,478,387.80 : 71,216,253.08 = 15,132,231.33 : x
  2. Step 2: Convert to fraction form
    47,478,387.80/71,216,253.08 = 15,132,231.33/x
  3. Step 3: Cross multiply
    47,478,387.80x = 71,216,253.08 × 15,132,231.33
  4. Step 4: Simplify right side
    47,478,387.80x = 1,077,660,816,043,469.75
  5. Step 5: Solve for x
    x = 1,077,660,816,043,469.75/47,478,387.80
  6. Step 6: Final answer
    x = 22,697,923.54

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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.