Home / 33,472,662.36-50,189,484.48-12,978,439.50

Finding the Fourth Proportional to 33,472,662.36, 50,189,484.48 and 12,978,439.50

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Solution

The fourth proportional to 33,472,662.36, 50,189,484.48 and 12,978,439.50 is: 19,460,094.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,472,662.36 : 50,189,484.48 = 12,978,439.50 : x
  2. Step 2: Convert to fraction form
    33,472,662.36/50,189,484.48 = 12,978,439.50/x
  3. Step 3: Cross multiply
    33,472,662.36x = 50,189,484.48 × 12,978,439.50
  4. Step 4: Simplify right side
    33,472,662.36x = 651,381,187,859,868.88
  5. Step 5: Solve for x
    x = 651,381,187,859,868.88/33,472,662.36
  6. Step 6: Final answer
    x = 19,460,094.95

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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.