Home / 41,291,867.20-61,933,798.56-12,538,255.60

Finding the Fourth Proportional to 41,291,867.20, 61,933,798.56 and 12,538,255.60

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Solution

The fourth proportional to 41,291,867.20, 61,933,798.56 and 12,538,255.60 is: 18,806,168.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,291,867.20 : 61,933,798.56 = 12,538,255.60 : x
  2. Step 2: Convert to fraction form
    41,291,867.20/61,933,798.56 = 12,538,255.60/x
  3. Step 3: Cross multiply
    41,291,867.20x = 61,933,798.56 × 12,538,255.60
  4. Step 4: Simplify right side
    41,291,867.20x = 776,541,796,624,192
  5. Step 5: Solve for x
    x = 776,541,796,624,192/41,291,867.20
  6. Step 6: Final answer
    x = 18,806,168.12

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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.