Home / 22,571,836.86-31,149,317.97-12,258,633.90

Finding the Fourth Proportional to 22,571,836.86, 31,149,317.97 and 12,258,633.90

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Solution

The fourth proportional to 22,571,836.86, 31,149,317.97 and 12,258,633.90 is: 16,917,014.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,571,836.86 : 31,149,317.97 = 12,258,633.90 : x
  2. Step 2: Convert to fraction form
    22,571,836.86/31,149,317.97 = 12,258,633.90/x
  3. Step 3: Cross multiply
    22,571,836.86x = 31,149,317.97 × 12,258,633.90
  4. Step 4: Simplify right side
    22,571,836.86x = 381,848,085,228,921.19
  5. Step 5: Solve for x
    x = 381,848,085,228,921.19/22,571,836.86
  6. Step 6: Final answer
    x = 16,917,014.22

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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.