Home / 17,109,338.20-25,664,007.30-5,142,074.20

Finding the Fourth Proportional to 17,109,338.20, 25,664,007.30 and 5,142,074.20

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Solution

The fourth proportional to 17,109,338.20, 25,664,007.30 and 5,142,074.20 is: 7,713,111.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,109,338.20 : 25,664,007.30 = 5,142,074.20 : x
  2. Step 2: Convert to fraction form
    17,109,338.20/25,664,007.30 = 5,142,074.20/x
  3. Step 3: Cross multiply
    17,109,338.20x = 25,664,007.30 × 5,142,074.20
  4. Step 4: Simplify right side
    17,109,338.20x = 131,966,229,805,941.67
  5. Step 5: Solve for x
    x = 131,966,229,805,941.67/17,109,338.20
  6. Step 6: Final answer
    x = 7,713,111.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.