Home / 12,726,094.41-19,092,131.43-4,206,430.88

Finding the Fourth Proportional to 12,726,094.41, 19,092,131.43 and 4,206,430.88

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Solution

The fourth proportional to 12,726,094.41, 19,092,131.43 and 4,206,430.88 is: 6,310,634.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,726,094.41 : 19,092,131.43 = 4,206,430.88 : x
  2. Step 2: Convert to fraction form
    12,726,094.41/19,092,131.43 = 4,206,430.88/x
  3. Step 3: Cross multiply
    12,726,094.41x = 19,092,131.43 × 4,206,430.88
  4. Step 4: Simplify right side
    12,726,094.41x = 80,309,731,172,531.28
  5. Step 5: Solve for x
    x = 80,309,731,172,531.28/12,726,094.41
  6. Step 6: Final answer
    x = 6,310,634.56

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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.