Home / 11,856,612.89-16,362,136.71-6,424,104.89

Finding the Fourth Proportional to 11,856,612.89, 16,362,136.71 and 6,424,104.89

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Solution

The fourth proportional to 11,856,612.89, 16,362,136.71 and 6,424,104.89 is: 8,865,270.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,856,612.89 : 16,362,136.71 = 6,424,104.89 : x
  2. Step 2: Convert to fraction form
    11,856,612.89/16,362,136.71 = 6,424,104.89/x
  3. Step 3: Cross multiply
    11,856,612.89x = 16,362,136.71 × 6,424,104.89
  4. Step 4: Simplify right side
    11,856,612.89x = 105,112,082,449,559.52
  5. Step 5: Solve for x
    x = 105,112,082,449,559.52/11,856,612.89
  6. Step 6: Final answer
    x = 8,865,270.67

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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.