Home / 7,757,188.94-11,631,890.55-4,519,772.84

Finding the Fourth Proportional to 7,757,188.94, 11,631,890.55 and 4,519,772.84

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Solution

The fourth proportional to 7,757,188.94, 11,631,890.55 and 4,519,772.84 is: 6,777,391.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,757,188.94 : 11,631,890.55 = 4,519,772.84 : x
  2. Step 2: Convert to fraction form
    7,757,188.94/11,631,890.55 = 4,519,772.84/x
  3. Step 3: Cross multiply
    7,757,188.94x = 11,631,890.55 × 4,519,772.84
  4. Step 4: Simplify right side
    7,757,188.94x = 52,573,502,985,742.66
  5. Step 5: Solve for x
    x = 52,573,502,985,742.66/7,757,188.94
  6. Step 6: Final answer
    x = 6,777,391.06

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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.