Home / 76,569,495.08-114,789,682.38-33,407,040.20

Finding the Fourth Proportional to 76,569,495.08, 114,789,682.38 and 33,407,040.20

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Solution

The fourth proportional to 76,569,495.08, 114,789,682.38 and 33,407,040.20 is: 50,082,392.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,569,495.08 : 114,789,682.38 = 33,407,040.20 : x
  2. Step 2: Convert to fraction form
    76,569,495.08/114,789,682.38 = 33,407,040.20/x
  3. Step 3: Cross multiply
    76,569,495.08x = 114,789,682.38 × 33,407,040.20
  4. Step 4: Simplify right side
    76,569,495.08x = 3,834,783,533,813,891.50
  5. Step 5: Solve for x
    x = 3,834,783,533,813,891.50/76,569,495.08
  6. Step 6: Final answer
    x = 50,082,392.86

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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.