Home / 8,990,530.80-13,485,796.20-4,443,757.80

Finding the Fourth Proportional to 8,990,530.80, 13,485,796.20 and 4,443,757.80

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Solution

The fourth proportional to 8,990,530.80, 13,485,796.20 and 4,443,757.80 is: 6,665,636.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,990,530.80 : 13,485,796.20 = 4,443,757.80 : x
  2. Step 2: Convert to fraction form
    8,990,530.80/13,485,796.20 = 4,443,757.80/x
  3. Step 3: Cross multiply
    8,990,530.80x = 13,485,796.20 × 4,443,757.80
  4. Step 4: Simplify right side
    8,990,530.80x = 59,927,612,052,960.35
  5. Step 5: Solve for x
    x = 59,927,612,052,960.35/8,990,530.80
  6. Step 6: Final answer
    x = 6,665,636.70

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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.