Home / 12,108,124.89-18,162,254.22-3,010,222.47

Finding the Fourth Proportional to 12,108,124.89, 18,162,254.22 and 3,010,222.47

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Solution

The fourth proportional to 12,108,124.89, 18,162,254.22 and 3,010,222.47 is: 4,515,350.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,108,124.89 : 18,162,254.22 = 3,010,222.47 : x
  2. Step 2: Convert to fraction form
    12,108,124.89/18,162,254.22 = 3,010,222.47/x
  3. Step 3: Cross multiply
    12,108,124.89x = 18,162,254.22 × 3,010,222.47
  4. Step 4: Simplify right side
    12,108,124.89x = 54,672,425,758,896.32
  5. Step 5: Solve for x
    x = 54,672,425,758,896.32/12,108,124.89
  6. Step 6: Final answer
    x = 4,515,350.33

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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.