Home / 7,960,363.20-11,928,297.60-5,929,077.60

Finding the Fourth Proportional to 7,960,363.20, 11,928,297.60 and 5,929,077.60

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Solution

The fourth proportional to 7,960,363.20, 11,928,297.60 and 5,929,077.60 is: 8,884,494.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,960,363.20 : 11,928,297.60 = 5,929,077.60 : x
  2. Step 2: Convert to fraction form
    7,960,363.20/11,928,297.60 = 5,929,077.60/x
  3. Step 3: Cross multiply
    7,960,363.20x = 11,928,297.60 × 5,929,077.60
  4. Step 4: Simplify right side
    7,960,363.20x = 70,723,802,106,293.75
  5. Step 5: Solve for x
    x = 70,723,802,106,293.75/7,960,363.20
  6. Step 6: Final answer
    x = 8,884,494.38

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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.