Home / 7,110,816.80-10,691,108.40-6,961,517.60

Finding the Fourth Proportional to 7,110,816.80, 10,691,108.40 and 6,961,517.60

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Solution

The fourth proportional to 7,110,816.80, 10,691,108.40 and 6,961,517.60 is: 10,466,637.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,110,816.80 : 10,691,108.40 = 6,961,517.60 : x
  2. Step 2: Convert to fraction form
    7,110,816.80/10,691,108.40 = 6,961,517.60/x
  3. Step 3: Cross multiply
    7,110,816.80x = 10,691,108.40 × 6,961,517.60
  4. Step 4: Simplify right side
    7,110,816.80x = 74,426,339,290,107.84
  5. Step 5: Solve for x
    x = 74,426,339,290,107.84/7,110,816.80
  6. Step 6: Final answer
    x = 10,466,637.15

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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.