Home / 5,012,410.55-6,917,139.84-2,720,571.23

Finding the Fourth Proportional to 5,012,410.55, 6,917,139.84 and 2,720,571.23

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Solution

The fourth proportional to 5,012,410.55, 6,917,139.84 and 2,720,571.23 is: 3,754,395.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,012,410.55 : 6,917,139.84 = 2,720,571.23 : x
  2. Step 2: Convert to fraction form
    5,012,410.55/6,917,139.84 = 2,720,571.23/x
  3. Step 3: Cross multiply
    5,012,410.55x = 6,917,139.84 × 2,720,571.23
  4. Step 4: Simplify right side
    5,012,410.55x = 18,818,571,654,782.58
  5. Step 5: Solve for x
    x = 18,818,571,654,782.58/5,012,410.55
  6. Step 6: Final answer
    x = 3,754,395.51

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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.