Home / 10,590,231.88-15,893,859.30-5,474,160.10

Finding the Fourth Proportional to 10,590,231.88, 15,893,859.30 and 5,474,160.10

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Solution

The fourth proportional to 10,590,231.88, 15,893,859.30 and 5,474,160.10 is: 8,215,639.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,590,231.88 : 15,893,859.30 = 5,474,160.10 : x
  2. Step 2: Convert to fraction form
    10,590,231.88/15,893,859.30 = 5,474,160.10/x
  3. Step 3: Cross multiply
    10,590,231.88x = 15,893,859.30 × 5,474,160.10
  4. Step 4: Simplify right side
    10,590,231.88x = 87,005,530,415,073.92
  5. Step 5: Solve for x
    x = 87,005,530,415,073.92/10,590,231.88
  6. Step 6: Final answer
    x = 8,215,639.79

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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.