Home / 7,001,534.44-9,661,983.78-3,945,687.40

Finding the Fourth Proportional to 7,001,534.44, 9,661,983.78 and 3,945,687.40

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Solution

The fourth proportional to 7,001,534.44, 9,661,983.78 and 3,945,687.40 is: 5,444,973.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,001,534.44 : 9,661,983.78 = 3,945,687.40 : x
  2. Step 2: Convert to fraction form
    7,001,534.44/9,661,983.78 = 3,945,687.40/x
  3. Step 3: Cross multiply
    7,001,534.44x = 9,661,983.78 × 3,945,687.40
  4. Step 4: Simplify right side
    7,001,534.44x = 38,123,167,659,750.37
  5. Step 5: Solve for x
    x = 38,123,167,659,750.37/7,001,534.44
  6. Step 6: Final answer
    x = 5,444,973.24

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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.