Home / 5,683,221.20-8,521,721.40-2,313,621.20

Finding the Fourth Proportional to 5,683,221.20, 8,521,721.40 and 2,313,621.20

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Solution

The fourth proportional to 5,683,221.20, 8,521,721.40 and 2,313,621.20 is: 3,469,165.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,683,221.20 : 8,521,721.40 = 2,313,621.20 : x
  2. Step 2: Convert to fraction form
    5,683,221.20/8,521,721.40 = 2,313,621.20/x
  3. Step 3: Cross multiply
    5,683,221.20x = 8,521,721.40 × 2,313,621.20
  4. Step 4: Simplify right side
    5,683,221.20x = 19,716,035,291,533.68
  5. Step 5: Solve for x
    x = 19,716,035,291,533.68/5,683,221.20
  6. Step 6: Final answer
    x = 3,469,165.57

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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.