Home / 5,149,482.82-7,106,528.73-2,857,662.34

Finding the Fourth Proportional to 5,149,482.82, 7,106,528.73 and 2,857,662.34

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Solution

The fourth proportional to 5,149,482.82, 7,106,528.73 and 2,857,662.34 is: 3,943,708.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,149,482.82 : 7,106,528.73 = 2,857,662.34 : x
  2. Step 2: Convert to fraction form
    5,149,482.82/7,106,528.73 = 2,857,662.34/x
  3. Step 3: Cross multiply
    5,149,482.82x = 7,106,528.73 × 2,857,662.34
  4. Step 4: Simplify right side
    5,149,482.82x = 20,308,059,519,849.03
  5. Step 5: Solve for x
    x = 20,308,059,519,849.03/5,149,482.82
  6. Step 6: Final answer
    x = 3,943,708.57

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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.