Home / 6,617,440.17-9,131,422.55-3,716,171.37

Finding the Fourth Proportional to 6,617,440.17, 9,131,422.55 and 3,716,171.37

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Solution

The fourth proportional to 6,617,440.17, 9,131,422.55 and 3,716,171.37 is: 5,127,954.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,617,440.17 : 9,131,422.55 = 3,716,171.37 : x
  2. Step 2: Convert to fraction form
    6,617,440.17/9,131,422.55 = 3,716,171.37/x
  3. Step 3: Cross multiply
    6,617,440.17x = 9,131,422.55 × 3,716,171.37
  4. Step 4: Simplify right side
    6,617,440.17x = 33,933,931,029,101.54
  5. Step 5: Solve for x
    x = 33,933,931,029,101.54/6,617,440.17
  6. Step 6: Final answer
    x = 5,127,954.34

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Double scale
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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.