Home / 27,285,992.55-40,933,717.20-11,120,738.31

Finding the Fourth Proportional to 27,285,992.55, 40,933,717.20 and 11,120,738.31

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Solution

The fourth proportional to 27,285,992.55, 40,933,717.20 and 11,120,738.31 is: 16,683,034.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,285,992.55 : 40,933,717.20 = 11,120,738.31 : x
  2. Step 2: Convert to fraction form
    27,285,992.55/40,933,717.20 = 11,120,738.31/x
  3. Step 3: Cross multiply
    27,285,992.55x = 40,933,717.20 × 11,120,738.31
  4. Step 4: Simplify right side
    27,285,992.55x = 455,213,157,036,746
  5. Step 5: Solve for x
    x = 455,213,157,036,746/27,285,992.55
  6. Step 6: Final answer
    x = 16,683,034.57

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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.