Home / 7,293,589.79-10,940,851.26-2,805,865.79

Finding the Fourth Proportional to 7,293,589.79, 10,940,851.26 and 2,805,865.79

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Solution

The fourth proportional to 7,293,589.79, 10,940,851.26 and 2,805,865.79 is: 4,208,978.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,293,589.79 : 10,940,851.26 = 2,805,865.79 : x
  2. Step 2: Convert to fraction form
    7,293,589.79/10,940,851.26 = 2,805,865.79/x
  3. Step 3: Cross multiply
    7,293,589.79x = 10,940,851.26 × 2,805,865.79
  4. Step 4: Simplify right side
    7,293,589.79x = 30,698,560,209,208.14
  5. Step 5: Solve for x
    x = 30,698,560,209,208.14/7,293,589.79
  6. Step 6: Final answer
    x = 4,208,978.17

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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.