Home / 37,152,238.80-55,728,358.20-12,883,099.80

Finding the Fourth Proportional to 37,152,238.80, 55,728,358.20 and 12,883,099.80

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Solution

The fourth proportional to 37,152,238.80, 55,728,358.20 and 12,883,099.80 is: 19,324,649.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,152,238.80 : 55,728,358.20 = 12,883,099.80 : x
  2. Step 2: Convert to fraction form
    37,152,238.80/55,728,358.20 = 12,883,099.80/x
  3. Step 3: Cross multiply
    37,152,238.80x = 55,728,358.20 × 12,883,099.80
  4. Step 4: Simplify right side
    37,152,238.80x = 717,954,000,380,748.50
  5. Step 5: Solve for x
    x = 717,954,000,380,748.50/37,152,238.80
  6. Step 6: Final answer
    x = 19,324,649.70

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Double scale
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Similar ratio
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1.5x scale

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.