Home / 8,990,513.40-13,485,770.10-5,967,204.60

Finding the Fourth Proportional to 8,990,513.40, 13,485,770.10 and 5,967,204.60

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Solution

The fourth proportional to 8,990,513.40, 13,485,770.10 and 5,967,204.60 is: 8,950,806.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,990,513.40 : 13,485,770.10 = 5,967,204.60 : x
  2. Step 2: Convert to fraction form
    8,990,513.40/13,485,770.10 = 5,967,204.60/x
  3. Step 3: Cross multiply
    8,990,513.40x = 13,485,770.10 × 5,967,204.60
  4. Step 4: Simplify right side
    8,990,513.40x = 80,472,349,375,262.45
  5. Step 5: Solve for x
    x = 80,472,349,375,262.45/8,990,513.40
  6. Step 6: Final answer
    x = 8,950,806.90

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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.