Home / 8,489,826.80-12,734,740.20-5,088,604.40

Finding the Fourth Proportional to 8,489,826.80, 12,734,740.20 and 5,088,604.40

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Solution

The fourth proportional to 8,489,826.80, 12,734,740.20 and 5,088,604.40 is: 7,632,906.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,489,826.80 : 12,734,740.20 = 5,088,604.40 : x
  2. Step 2: Convert to fraction form
    8,489,826.80/12,734,740.20 = 5,088,604.40/x
  3. Step 3: Cross multiply
    8,489,826.80x = 12,734,740.20 × 5,088,604.40
  4. Step 4: Simplify right side
    8,489,826.80x = 64,802,055,014,576.88
  5. Step 5: Solve for x
    x = 64,802,055,014,576.88/8,489,826.80
  6. Step 6: Final answer
    x = 7,632,906.60

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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.