Home / 6,642,940.20-9,964,410.30-6,076,069.80

Finding the Fourth Proportional to 6,642,940.20, 9,964,410.30 and 6,076,069.80

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Solution

The fourth proportional to 6,642,940.20, 9,964,410.30 and 6,076,069.80 is: 9,114,104.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,642,940.20 : 9,964,410.30 = 6,076,069.80 : x
  2. Step 2: Convert to fraction form
    6,642,940.20/9,964,410.30 = 6,076,069.80/x
  3. Step 3: Cross multiply
    6,642,940.20x = 9,964,410.30 × 6,076,069.80
  4. Step 4: Simplify right side
    6,642,940.20x = 60,544,452,498,638.95
  5. Step 5: Solve for x
    x = 60,544,452,498,638.95/6,642,940.20
  6. Step 6: Final answer
    x = 9,114,104.70

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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.