Home / 12,227,782.30-18,343,888.09-5,035,392.97

Finding the Fourth Proportional to 12,227,782.30, 18,343,888.09 and 5,035,392.97

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Solution

The fourth proportional to 12,227,782.30, 18,343,888.09 and 5,035,392.97 is: 7,554,001.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,227,782.30 : 18,343,888.09 = 5,035,392.97 : x
  2. Step 2: Convert to fraction form
    12,227,782.30/18,343,888.09 = 5,035,392.97/x
  3. Step 3: Cross multiply
    12,227,782.30x = 18,343,888.09 × 5,035,392.97
  4. Step 4: Simplify right side
    12,227,782.30x = 92,368,685,072,404.52
  5. Step 5: Solve for x
    x = 92,368,685,072,404.52/12,227,782.30
  6. Step 6: Final answer
    x = 7,554,001.44

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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.