Home / 67,669,400.64-93,383,867.34-36,729,576.30

Finding the Fourth Proportional to 67,669,400.64, 93,383,867.34 and 36,729,576.30

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Solution

The fourth proportional to 67,669,400.64, 93,383,867.34 and 36,729,576.30 is: 50,686,866.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,669,400.64 : 93,383,867.34 = 36,729,576.30 : x
  2. Step 2: Convert to fraction form
    67,669,400.64/93,383,867.34 = 36,729,576.30/x
  3. Step 3: Cross multiply
    67,669,400.64x = 93,383,867.34 × 36,729,576.30
  4. Step 4: Simplify right side
    67,669,400.64x = 3,429,949,880,653,608
  5. Step 5: Solve for x
    x = 3,429,949,880,653,608/67,669,400.64
  6. Step 6: Final answer
    x = 50,686,866.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.