Home / 65,789,445.92-90,785,838.53-36,014,333.94

Finding the Fourth Proportional to 65,789,445.92, 90,785,838.53 and 36,014,333.94

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Solution

The fourth proportional to 65,789,445.92, 90,785,838.53 and 36,014,333.94 is: 49,697,811.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,789,445.92 : 90,785,838.53 = 36,014,333.94 : x
  2. Step 2: Convert to fraction form
    65,789,445.92/90,785,838.53 = 36,014,333.94/x
  3. Step 3: Cross multiply
    65,789,445.92x = 90,785,838.53 × 36,014,333.94
  4. Step 4: Simplify right side
    65,789,445.92x = 3,269,591,505,842,338.50
  5. Step 5: Solve for x
    x = 3,269,591,505,842,338.50/65,789,445.92
  6. Step 6: Final answer
    x = 49,697,811.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.