Home / 7,741,039.71-10,682,908.91-4,256,643.67

Finding the Fourth Proportional to 7,741,039.71, 10,682,908.91 and 4,256,643.67

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Solution

The fourth proportional to 7,741,039.71, 10,682,908.91 and 4,256,643.67 is: 5,874,318.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,741,039.71 : 10,682,908.91 = 4,256,643.67 : x
  2. Step 2: Convert to fraction form
    7,741,039.71/10,682,908.91 = 4,256,643.67/x
  3. Step 3: Cross multiply
    7,741,039.71x = 10,682,908.91 × 4,256,643.67
  4. Step 4: Simplify right side
    7,741,039.71x = 45,473,336,588,938.10
  5. Step 5: Solve for x
    x = 45,473,336,588,938.10/7,741,039.71
  6. Step 6: Final answer
    x = 5,874,318.99

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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.