Home / 7,412,176.92-10,228,977.36-4,148,910.48

Finding the Fourth Proportional to 7,412,176.92, 10,228,977.36 and 4,148,910.48

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Solution

The fourth proportional to 7,412,176.92, 10,228,977.36 and 4,148,910.48 is: 5,725,593.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,412,176.92 : 10,228,977.36 = 4,148,910.48 : x
  2. Step 2: Convert to fraction form
    7,412,176.92/10,228,977.36 = 4,148,910.48/x
  3. Step 3: Cross multiply
    7,412,176.92x = 10,228,977.36 × 4,148,910.48
  4. Step 4: Simplify right side
    7,412,176.92x = 42,439,111,368,586.73
  5. Step 5: Solve for x
    x = 42,439,111,368,586.73/7,412,176.92
  6. Step 6: Final answer
    x = 5,725,593.42

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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.