Home / 5,358,819.99-7,395,131.78-2,911,451.16

Finding the Fourth Proportional to 5,358,819.99, 7,395,131.78 and 2,911,451.16

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Solution

The fourth proportional to 5,358,819.99, 7,395,131.78 and 2,911,451.16 is: 4,017,780.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,358,819.99 : 7,395,131.78 = 2,911,451.16 : x
  2. Step 2: Convert to fraction form
    5,358,819.99/7,395,131.78 = 2,911,451.16/x
  3. Step 3: Cross multiply
    5,358,819.99x = 7,395,131.78 × 2,911,451.16
  4. Step 4: Simplify right side
    5,358,819.99x = 21,530,564,984,676.61
  5. Step 5: Solve for x
    x = 21,530,564,984,676.61/5,358,819.99
  6. Step 6: Final answer
    x = 4,017,780.97

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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.