Home / 6,918,889.43-10,378,371.11-4,537,812.33

Finding the Fourth Proportional to 6,918,889.43, 10,378,371.11 and 4,537,812.33

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Solution

The fourth proportional to 6,918,889.43, 10,378,371.11 and 4,537,812.33 is: 6,806,742.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,918,889.43 : 10,378,371.11 = 4,537,812.33 : x
  2. Step 2: Convert to fraction form
    6,918,889.43/10,378,371.11 = 4,537,812.33/x
  3. Step 3: Cross multiply
    6,918,889.43x = 10,378,371.11 × 4,537,812.33
  4. Step 4: Simplify right side
    6,918,889.43x = 47,095,100,365,584.73
  5. Step 5: Solve for x
    x = 47,095,100,365,584.73/6,918,889.43
  6. Step 6: Final answer
    x = 6,806,742.73

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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.