Home / 18,712,946.26-25,821,117.39-10,451,990.62

Finding the Fourth Proportional to 18,712,946.26, 25,821,117.39 and 10,451,990.62

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Solution

The fourth proportional to 18,712,946.26, 25,821,117.39 and 10,451,990.62 is: 14,422,211.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,712,946.26 : 25,821,117.39 = 10,451,990.62 : x
  2. Step 2: Convert to fraction form
    18,712,946.26/25,821,117.39 = 10,451,990.62/x
  3. Step 3: Cross multiply
    18,712,946.26x = 25,821,117.39 × 10,451,990.62
  4. Step 4: Simplify right side
    18,712,946.26x = 269,882,076,758,198.88
  5. Step 5: Solve for x
    x = 269,882,076,758,198.88/18,712,946.26
  6. Step 6: Final answer
    x = 14,422,211.93

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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.