Home / 6,812,111.34-9,400,512.51-3,756,324.78

Finding the Fourth Proportional to 6,812,111.34, 9,400,512.51 and 3,756,324.78

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Solution

The fourth proportional to 6,812,111.34, 9,400,512.51 and 3,756,324.78 is: 5,183,617.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,812,111.34 : 9,400,512.51 = 3,756,324.78 : x
  2. Step 2: Convert to fraction form
    6,812,111.34/9,400,512.51 = 3,756,324.78/x
  3. Step 3: Cross multiply
    6,812,111.34x = 9,400,512.51 × 3,756,324.78
  4. Step 4: Simplify right side
    6,812,111.34x = 35,311,378,086,012.99
  5. Step 5: Solve for x
    x = 35,311,378,086,012.99/6,812,111.34
  6. Step 6: Final answer
    x = 5,183,617.28

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1.5x scale

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.