Home / 6,548,401.20-9,822,601.80-5,509,138.80

Finding the Fourth Proportional to 6,548,401.20, 9,822,601.80 and 5,509,138.80

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Solution

The fourth proportional to 6,548,401.20, 9,822,601.80 and 5,509,138.80 is: 8,263,708.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,548,401.20 : 9,822,601.80 = 5,509,138.80 : x
  2. Step 2: Convert to fraction form
    6,548,401.20/9,822,601.80 = 5,509,138.80/x
  3. Step 3: Cross multiply
    6,548,401.20x = 9,822,601.80 × 5,509,138.80
  4. Step 4: Simplify right side
    6,548,401.20x = 54,114,076,693,329.84
  5. Step 5: Solve for x
    x = 54,114,076,693,329.84/6,548,401.20
  6. Step 6: Final answer
    x = 8,263,708.20

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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.