Home / 7,771,198.86-11,649,741.57-2,719,753.74

Finding the Fourth Proportional to 7,771,198.86, 11,649,741.57 and 2,719,753.74

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Solution

The fourth proportional to 7,771,198.86, 11,649,741.57 and 2,719,753.74 is: 4,077,160.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,771,198.86 : 11,649,741.57 = 2,719,753.74 : x
  2. Step 2: Convert to fraction form
    7,771,198.86/11,649,741.57 = 2,719,753.74/x
  3. Step 3: Cross multiply
    7,771,198.86x = 11,649,741.57 × 2,719,753.74
  4. Step 4: Simplify right side
    7,771,198.86x = 31,684,428,205,040.98
  5. Step 5: Solve for x
    x = 31,684,428,205,040.98/7,771,198.86
  6. Step 6: Final answer
    x = 4,077,160.91

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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.