Home / 11,731,490.46-16,189,419.51-6,839,608.86

Finding the Fourth Proportional to 11,731,490.46, 16,189,419.51 and 6,839,608.86

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Solution

The fourth proportional to 11,731,490.46, 16,189,419.51 and 6,839,608.86 is: 9,438,638.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,731,490.46 : 16,189,419.51 = 6,839,608.86 : x
  2. Step 2: Convert to fraction form
    11,731,490.46/16,189,419.51 = 6,839,608.86/x
  3. Step 3: Cross multiply
    11,731,490.46x = 16,189,419.51 × 6,839,608.86
  4. Step 4: Simplify right side
    11,731,490.46x = 110,729,297,118,852.86
  5. Step 5: Solve for x
    x = 110,729,297,118,852.86/11,731,490.46
  6. Step 6: Final answer
    x = 9,438,638.47

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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.