Home / 49,832,198.70-74,667,816.45-28,202,477.10

Finding the Fourth Proportional to 49,832,198.70, 74,667,816.45 and 28,202,477.10

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Solution

The fourth proportional to 49,832,198.70, 74,667,816.45 and 28,202,477.10 is: 42,258,167.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,832,198.70 : 74,667,816.45 = 28,202,477.10 : x
  2. Step 2: Convert to fraction form
    49,832,198.70/74,667,816.45 = 28,202,477.10/x
  3. Step 3: Cross multiply
    49,832,198.70x = 74,667,816.45 × 28,202,477.10
  4. Step 4: Simplify right side
    49,832,198.70x = 2,105,817,383,538,128.50
  5. Step 5: Solve for x
    x = 2,105,817,383,538,128.50/49,832,198.70
  6. Step 6: Final answer
    x = 42,258,167.18

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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.