Home / 64,122,022.80-96,183,034.20-18,685,299.60

Finding the Fourth Proportional to 64,122,022.80, 96,183,034.20 and 18,685,299.60

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Solution

The fourth proportional to 64,122,022.80, 96,183,034.20 and 18,685,299.60 is: 28,027,949.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,122,022.80 : 96,183,034.20 = 18,685,299.60 : x
  2. Step 2: Convert to fraction form
    64,122,022.80/96,183,034.20 = 18,685,299.60/x
  3. Step 3: Cross multiply
    64,122,022.80x = 96,183,034.20 × 18,685,299.60
  4. Step 4: Simplify right side
    64,122,022.80x = 1,797,208,810,464,046.50
  5. Step 5: Solve for x
    x = 1,797,208,810,464,046.50/64,122,022.80
  6. Step 6: Final answer
    x = 28,027,949.40

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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.