Home / 7,988,808.80-11,976,214.80-4,795,205.60

Finding the Fourth Proportional to 7,988,808.80, 11,976,214.80 and 4,795,205.60

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Solution

The fourth proportional to 7,988,808.80, 11,976,214.80 and 4,795,205.60 is: 7,188,607.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,988,808.80 : 11,976,214.80 = 4,795,205.60 : x
  2. Step 2: Convert to fraction form
    7,988,808.80/11,976,214.80 = 4,795,205.60/x
  3. Step 3: Cross multiply
    7,988,808.80x = 11,976,214.80 × 4,795,205.60
  4. Step 4: Simplify right side
    7,988,808.80x = 57,428,412,275,762.88
  5. Step 5: Solve for x
    x = 57,428,412,275,762.88/7,988,808.80
  6. Step 6: Final answer
    x = 7,188,607.68

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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.