Home / 8,194,214.40-12,291,321.60-3,942,686.40

Finding the Fourth Proportional to 8,194,214.40, 12,291,321.60 and 3,942,686.40

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Solution

The fourth proportional to 8,194,214.40, 12,291,321.60 and 3,942,686.40 is: 5,914,029.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,194,214.40 : 12,291,321.60 = 3,942,686.40 : x
  2. Step 2: Convert to fraction form
    8,194,214.40/12,291,321.60 = 3,942,686.40/x
  3. Step 3: Cross multiply
    8,194,214.40x = 12,291,321.60 × 3,942,686.40
  4. Step 4: Simplify right side
    8,194,214.40x = 48,460,826,510,346.23
  5. Step 5: Solve for x
    x = 48,460,826,510,346.23/8,194,214.40
  6. Step 6: Final answer
    x = 5,914,029.60

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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.