Home / 3,933,136.40-5,427,829.68-2,214,318.40

Finding the Fourth Proportional to 3,933,136.40, 5,427,829.68 and 2,214,318.40

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Solution

The fourth proportional to 3,933,136.40, 5,427,829.68 and 2,214,318.40 is: 3,055,816.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,933,136.40 : 5,427,829.68 = 2,214,318.40 : x
  2. Step 2: Convert to fraction form
    3,933,136.40/5,427,829.68 = 2,214,318.40/x
  3. Step 3: Cross multiply
    3,933,136.40x = 5,427,829.68 × 2,214,318.40
  4. Step 4: Simplify right side
    3,933,136.40x = 12,018,943,132,490.11
  5. Step 5: Solve for x
    x = 12,018,943,132,490.11/3,933,136.40
  6. Step 6: Final answer
    x = 3,055,816.51

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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.