Home / 37,226,944.40-55,885,906.20-21,064,139.60

Finding the Fourth Proportional to 37,226,944.40, 55,885,906.20 and 21,064,139.60

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Solution

The fourth proportional to 37,226,944.40, 55,885,906.20 and 21,064,139.60 is: 31,621,948.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,226,944.40 : 55,885,906.20 = 21,064,139.60 : x
  2. Step 2: Convert to fraction form
    37,226,944.40/55,885,906.20 = 21,064,139.60/x
  3. Step 3: Cross multiply
    37,226,944.40x = 55,885,906.20 × 21,064,139.60
  4. Step 4: Simplify right side
    37,226,944.40x = 1,177,188,529,869,305.75
  5. Step 5: Solve for x
    x = 1,177,188,529,869,305.75/37,226,944.40
  6. Step 6: Final answer
    x = 31,621,948.80

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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.