Home / 8,073,942.40-12,127,761.60-6,814,230.40

Finding the Fourth Proportional to 8,073,942.40, 12,127,761.60 and 6,814,230.40

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Solution

The fourth proportional to 8,073,942.40, 12,127,761.60 and 6,814,230.40 is: 10,235,564.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,073,942.40 : 12,127,761.60 = 6,814,230.40 : x
  2. Step 2: Convert to fraction form
    8,073,942.40/12,127,761.60 = 6,814,230.40/x
  3. Step 3: Cross multiply
    8,073,942.40x = 12,127,761.60 × 6,814,230.40
  4. Step 4: Simplify right side
    8,073,942.40x = 82,641,361,778,672.64
  5. Step 5: Solve for x
    x = 82,641,361,778,672.64/8,073,942.40
  6. Step 6: Final answer
    x = 10,235,564.94

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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.