Home / 22,919,304.86-31,629,239.16-12,606,298.64

Finding the Fourth Proportional to 22,919,304.86, 31,629,239.16 and 12,606,298.64

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Solution

The fourth proportional to 22,919,304.86, 31,629,239.16 and 12,606,298.64 is: 17,397,021.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,919,304.86 : 31,629,239.16 = 12,606,298.64 : x
  2. Step 2: Convert to fraction form
    22,919,304.86/31,629,239.16 = 12,606,298.64/x
  3. Step 3: Cross multiply
    22,919,304.86x = 31,629,239.16 × 12,606,298.64
  4. Step 4: Simplify right side
    22,919,304.86x = 398,727,634,606,942.75
  5. Step 5: Solve for x
    x = 398,727,634,606,942.75/22,919,304.86
  6. Step 6: Final answer
    x = 17,397,021.29

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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.