Home / 47,308,080.24-70,969,789.44-18,538,616.88

Finding the Fourth Proportional to 47,308,080.24, 70,969,789.44 and 18,538,616.88

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Solution

The fourth proportional to 47,308,080.24, 70,969,789.44 and 18,538,616.88 is: 27,810,930.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,308,080.24 : 70,969,789.44 = 18,538,616.88 : x
  2. Step 2: Convert to fraction form
    47,308,080.24/70,969,789.44 = 18,538,616.88/x
  3. Step 3: Cross multiply
    47,308,080.24x = 70,969,789.44 × 18,538,616.88
  4. Step 4: Simplify right side
    47,308,080.24x = 1,315,681,736,482,429.75
  5. Step 5: Solve for x
    x = 1,315,681,736,482,429.75/47,308,080.24
  6. Step 6: Final answer
    x = 27,810,930.60

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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.