Home / 11,889,853.14-16,409,009.28-6,734,131.86

Finding the Fourth Proportional to 11,889,853.14, 16,409,009.28 and 6,734,131.86

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Solution

The fourth proportional to 11,889,853.14, 16,409,009.28 and 6,734,131.86 is: 9,293,675.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,889,853.14 : 16,409,009.28 = 6,734,131.86 : x
  2. Step 2: Convert to fraction form
    11,889,853.14/16,409,009.28 = 6,734,131.86/x
  3. Step 3: Cross multiply
    11,889,853.14x = 16,409,009.28 × 6,734,131.86
  4. Step 4: Simplify right side
    11,889,853.14x = 110,500,432,183,483.66
  5. Step 5: Solve for x
    x = 110,500,432,183,483.66/11,889,853.14
  6. Step 6: Final answer
    x = 9,293,675.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.