Home / 5,558,715.60-8,340,838.20-2,193,032.40

Finding the Fourth Proportional to 5,558,715.60, 8,340,838.20 and 2,193,032.40

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Solution

The fourth proportional to 5,558,715.60, 8,340,838.20 and 2,193,032.40 is: 3,290,639.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,558,715.60 : 8,340,838.20 = 2,193,032.40 : x
  2. Step 2: Convert to fraction form
    5,558,715.60/8,340,838.20 = 2,193,032.40/x
  3. Step 3: Cross multiply
    5,558,715.60x = 8,340,838.20 × 2,193,032.40
  4. Step 4: Simplify right side
    5,558,715.60x = 18,291,728,415,757.68
  5. Step 5: Solve for x
    x = 18,291,728,415,757.68/5,558,715.60
  6. Step 6: Final answer
    x = 3,290,639.37

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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.