Home / 17,867,304.79-26,787,891.07-5,729,859.38

Finding the Fourth Proportional to 17,867,304.79, 26,787,891.07 and 5,729,859.38

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Solution

The fourth proportional to 17,867,304.79, 26,787,891.07 and 5,729,859.38 is: 8,590,598.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,867,304.79 : 26,787,891.07 = 5,729,859.38 : x
  2. Step 2: Convert to fraction form
    17,867,304.79/26,787,891.07 = 5,729,859.38/x
  3. Step 3: Cross multiply
    17,867,304.79x = 26,787,891.07 × 5,729,859.38
  4. Step 4: Simplify right side
    17,867,304.79x = 153,490,848,917,857.75
  5. Step 5: Solve for x
    x = 153,490,848,917,857.75/17,867,304.79
  6. Step 6: Final answer
    x = 8,590,598.90

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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.