Home / 5,163,634.97-7,125,776.82-2,840,477.51

Finding the Fourth Proportional to 5,163,634.97, 7,125,776.82 and 2,840,477.51

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Solution

The fourth proportional to 5,163,634.97, 7,125,776.82 and 2,840,477.51 is: 3,919,837.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,163,634.97 : 7,125,776.82 = 2,840,477.51 : x
  2. Step 2: Convert to fraction form
    5,163,634.97/7,125,776.82 = 2,840,477.51/x
  3. Step 3: Cross multiply
    5,163,634.97x = 7,125,776.82 × 2,840,477.51
  4. Step 4: Simplify right side
    5,163,634.97x = 20,240,608,798,489.32
  5. Step 5: Solve for x
    x = 20,240,608,798,489.32/5,163,634.97
  6. Step 6: Final answer
    x = 3,919,837.27

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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.