Home / 14,162,136.89-21,243,135.27-12,237,190.45

Finding the Fourth Proportional to 14,162,136.89, 21,243,135.27 and 12,237,190.45

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Solution

The fourth proportional to 14,162,136.89, 21,243,135.27 and 12,237,190.45 is: 18,355,725.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,162,136.89 : 21,243,135.27 = 12,237,190.45 : x
  2. Step 2: Convert to fraction form
    14,162,136.89/21,243,135.27 = 12,237,190.45/x
  3. Step 3: Cross multiply
    14,162,136.89x = 21,243,135.27 × 12,237,190.45
  4. Step 4: Simplify right side
    14,162,136.89x = 259,956,292,097,542.25
  5. Step 5: Solve for x
    x = 259,956,292,097,542.25/14,162,136.89
  6. Step 6: Final answer
    x = 18,355,725.14

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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.