Home / 12,713,192.20-19,070,375.82-4,194,273.16

Finding the Fourth Proportional to 12,713,192.20, 19,070,375.82 and 4,194,273.16

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Solution

The fourth proportional to 12,713,192.20, 19,070,375.82 and 4,194,273.16 is: 6,291,603.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,713,192.20 : 19,070,375.82 = 4,194,273.16 : x
  2. Step 2: Convert to fraction form
    12,713,192.20/19,070,375.82 = 4,194,273.16/x
  3. Step 3: Cross multiply
    12,713,192.20x = 19,070,375.82 × 4,194,273.16
  4. Step 4: Simplify right side
    12,713,192.20x = 79,986,365,452,939
  5. Step 5: Solve for x
    x = 79,986,365,452,939/12,713,192.20
  6. Step 6: Final answer
    x = 6,291,603.57

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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.