Home / 5,358,281.87-7,394,435.42-2,910,894.54

Finding the Fourth Proportional to 5,358,281.87, 7,394,435.42 and 2,910,894.54

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Solution

The fourth proportional to 5,358,281.87, 7,394,435.42 and 2,910,894.54 is: 4,017,037.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,358,281.87 : 7,394,435.42 = 2,910,894.54 : x
  2. Step 2: Convert to fraction form
    5,358,281.87/7,394,435.42 = 2,910,894.54/x
  3. Step 3: Cross multiply
    5,358,281.87x = 7,394,435.42 × 2,910,894.54
  4. Step 4: Simplify right side
    5,358,281.87x = 21,524,421,675,906.13
  5. Step 5: Solve for x
    x = 21,524,421,675,906.13/5,358,281.87
  6. Step 6: Final answer
    x = 4,017,037.96

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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.