Home / 5,285,138.56-7,293,372.61-3,079,864.96

Finding the Fourth Proportional to 5,285,138.56, 7,293,372.61 and 3,079,864.96

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Solution

The fourth proportional to 5,285,138.56, 7,293,372.61 and 3,079,864.96 is: 4,250,144.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,285,138.56 : 7,293,372.61 = 3,079,864.96 : x
  2. Step 2: Convert to fraction form
    5,285,138.56/7,293,372.61 = 3,079,864.96/x
  3. Step 3: Cross multiply
    5,285,138.56x = 7,293,372.61 × 3,079,864.96
  4. Step 4: Simplify right side
    5,285,138.56x = 22,462,602,689,896.56
  5. Step 5: Solve for x
    x = 22,462,602,689,896.56/5,285,138.56
  6. Step 6: Final answer
    x = 4,250,144.52

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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.