Home / 22,554,891.36-31,124,958.48-12,241,406.88

Finding the Fourth Proportional to 22,554,891.36, 31,124,958.48 and 12,241,406.88

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Solution

The fourth proportional to 22,554,891.36, 31,124,958.48 and 12,241,406.88 is: 16,892,711.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,554,891.36 : 31,124,958.48 = 12,241,406.88 : x
  2. Step 2: Convert to fraction form
    22,554,891.36/31,124,958.48 = 12,241,406.88/x
  3. Step 3: Cross multiply
    22,554,891.36x = 31,124,958.48 × 12,241,406.88
  4. Step 4: Simplify right side
    22,554,891.36x = 381,013,280,876,786.38
  5. Step 5: Solve for x
    x = 381,013,280,876,786.38/22,554,891.36
  6. Step 6: Final answer
    x = 16,892,711.86

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1.5x scale

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.