Home / 12,567,865.40-18,853,274.52-4,481,990.58

Finding the Fourth Proportional to 12,567,865.40, 18,853,274.52 and 4,481,990.58

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Solution

The fourth proportional to 12,567,865.40, 18,853,274.52 and 4,481,990.58 is: 6,723,512.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,567,865.40 : 18,853,274.52 = 4,481,990.58 : x
  2. Step 2: Convert to fraction form
    12,567,865.40/18,853,274.52 = 4,481,990.58/x
  3. Step 3: Cross multiply
    12,567,865.40x = 18,853,274.52 × 4,481,990.58
  4. Step 4: Simplify right side
    12,567,865.40x = 84,500,198,800,794.02
  5. Step 5: Solve for x
    x = 84,500,198,800,794.02/12,567,865.40
  6. Step 6: Final answer
    x = 6,723,512.40

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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.