Home / 12,435,247.86-18,653,537.61-3,916,247.82

Finding the Fourth Proportional to 12,435,247.86, 18,653,537.61 and 3,916,247.82

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Solution

The fourth proportional to 12,435,247.86, 18,653,537.61 and 3,916,247.82 is: 5,874,581.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,435,247.86 : 18,653,537.61 = 3,916,247.82 : x
  2. Step 2: Convert to fraction form
    12,435,247.86/18,653,537.61 = 3,916,247.82/x
  3. Step 3: Cross multiply
    12,435,247.86x = 18,653,537.61 × 3,916,247.82
  4. Step 4: Simplify right side
    12,435,247.86x = 73,051,876,000,450.50
  5. Step 5: Solve for x
    x = 73,051,876,000,450.50/12,435,247.86
  6. Step 6: Final answer
    x = 5,874,581.42

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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.