Home / 28,979,809.70-43,469,404.55-7,414,240.10

Finding the Fourth Proportional to 28,979,809.70, 43,469,404.55 and 7,414,240.10

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Solution

The fourth proportional to 28,979,809.70, 43,469,404.55 and 7,414,240.10 is: 11,121,280.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,979,809.70 : 43,469,404.55 = 7,414,240.10 : x
  2. Step 2: Convert to fraction form
    28,979,809.70/43,469,404.55 = 7,414,240.10/x
  3. Step 3: Cross multiply
    28,979,809.70x = 43,469,404.55 × 7,414,240.10
  4. Step 4: Simplify right side
    28,979,809.70x = 322,292,602,337,732.44
  5. Step 5: Solve for x
    x = 322,292,602,337,732.44/28,979,809.70
  6. Step 6: Final answer
    x = 11,121,280.84

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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.