Home / 9,342,491.86-12,892,620.96-5,212,277.26

Finding the Fourth Proportional to 9,342,491.86, 12,892,620.96 and 5,212,277.26

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Solution

The fourth proportional to 9,342,491.86, 12,892,620.96 and 5,212,277.26 is: 7,192,932.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,342,491.86 : 12,892,620.96 = 5,212,277.26 : x
  2. Step 2: Convert to fraction form
    9,342,491.86/12,892,620.96 = 5,212,277.26/x
  3. Step 3: Cross multiply
    9,342,491.86x = 12,892,620.96 × 5,212,277.26
  4. Step 4: Simplify right side
    9,342,491.86x = 67,199,915,025,545.98
  5. Step 5: Solve for x
    x = 67,199,915,025,545.98/9,342,491.86
  6. Step 6: Final answer
    x = 7,192,932.69

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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.