Home / 38,664,500.55-53,356,606.41-28,785,555.06

Finding the Fourth Proportional to 38,664,500.55, 53,356,606.41 and 28,785,555.06

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Solution

The fourth proportional to 38,664,500.55, 53,356,606.41 and 28,785,555.06 is: 39,723,764.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,664,500.55 : 53,356,606.41 = 28,785,555.06 : x
  2. Step 2: Convert to fraction form
    38,664,500.55/53,356,606.41 = 28,785,555.06/x
  3. Step 3: Cross multiply
    38,664,500.55x = 53,356,606.41 × 28,785,555.06
  4. Step 4: Simplify right side
    38,664,500.55x = 1,535,899,531,629,803.75
  5. Step 5: Solve for x
    x = 1,535,899,531,629,803.75/38,664,500.55
  6. Step 6: Final answer
    x = 39,723,764.95

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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.