Home / 5,101,707.34-7,040,356.18-2,809,868.03

Finding the Fourth Proportional to 5,101,707.34, 7,040,356.18 and 2,809,868.03

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Solution

The fourth proportional to 5,101,707.34, 7,040,356.18 and 2,809,868.03 is: 3,877,617.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,101,707.34 : 7,040,356.18 = 2,809,868.03 : x
  2. Step 2: Convert to fraction form
    5,101,707.34/7,040,356.18 = 2,809,868.03/x
  3. Step 3: Cross multiply
    5,101,707.34x = 7,040,356.18 × 2,809,868.03
  4. Step 4: Simplify right side
    5,101,707.34x = 19,782,471,734,169.81
  5. Step 5: Solve for x
    x = 19,782,471,734,169.81/5,101,707.34
  6. Step 6: Final answer
    x = 3,877,617.91

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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.