Home / 14,214,890.92-21,309,433.98-7,383,479.08

Finding the Fourth Proportional to 14,214,890.92, 21,309,433.98 and 7,383,479.08

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Solution

The fourth proportional to 14,214,890.92, 21,309,433.98 and 7,383,479.08 is: 11,068,516.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,214,890.92 : 21,309,433.98 = 7,383,479.08 : x
  2. Step 2: Convert to fraction form
    14,214,890.92/21,309,433.98 = 7,383,479.08/x
  3. Step 3: Cross multiply
    14,214,890.92x = 21,309,433.98 × 7,383,479.08
  4. Step 4: Simplify right side
    14,214,890.92x = 157,337,759,997,971.16
  5. Step 5: Solve for x
    x = 157,337,759,997,971.16/14,214,890.92
  6. Step 6: Final answer
    x = 11,068,516.87

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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.