Home / 8,101,308.40-12,156,628.20-3,056,239.60

Finding the Fourth Proportional to 8,101,308.40, 12,156,628.20 and 3,056,239.60

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Solution

The fourth proportional to 8,101,308.40, 12,156,628.20 and 3,056,239.60 is: 4,586,119.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,101,308.40 : 12,156,628.20 = 3,056,239.60 : x
  2. Step 2: Convert to fraction form
    8,101,308.40/12,156,628.20 = 3,056,239.60/x
  3. Step 3: Cross multiply
    8,101,308.40x = 12,156,628.20 × 3,056,239.60
  4. Step 4: Simplify right side
    8,101,308.40x = 37,153,568,507,316.72
  5. Step 5: Solve for x
    x = 37,153,568,507,316.72/8,101,308.40
  6. Step 6: Final answer
    x = 4,586,119.51

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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.