Home / 40,224,749.20-60,368,616.60-18,662,022.70

Finding the Fourth Proportional to 40,224,749.20, 60,368,616.60 and 18,662,022.70

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Solution

The fourth proportional to 40,224,749.20, 60,368,616.60 and 18,662,022.70 is: 28,007,644.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,224,749.20 : 60,368,616.60 = 18,662,022.70 : x
  2. Step 2: Convert to fraction form
    40,224,749.20/60,368,616.60 = 18,662,022.70/x
  3. Step 3: Cross multiply
    40,224,749.20x = 60,368,616.60 × 18,662,022.70
  4. Step 4: Simplify right side
    40,224,749.20x = 1,126,600,493,356,796.75
  5. Step 5: Solve for x
    x = 1,126,600,493,356,796.75/40,224,749.20
  6. Step 6: Final answer
    x = 28,007,644.94

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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.