Home / 14,244,769.76-21,388,499.78-12,331,582.16

Finding the Fourth Proportional to 14,244,769.76, 21,388,499.78 and 12,331,582.16

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Solution

The fourth proportional to 14,244,769.76, 21,388,499.78 and 12,331,582.16 is: 18,515,851.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,244,769.76 : 21,388,499.78 = 12,331,582.16 : x
  2. Step 2: Convert to fraction form
    14,244,769.76/21,388,499.78 = 12,331,582.16/x
  3. Step 3: Cross multiply
    14,244,769.76x = 21,388,499.78 × 12,331,582.16
  4. Step 4: Simplify right side
    14,244,769.76x = 263,754,042,316,211.94
  5. Step 5: Solve for x
    x = 263,754,042,316,211.94/14,244,769.76
  6. Step 6: Final answer
    x = 18,515,851.56

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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.