Home / 14,162,112.12-21,243,098.07-12,237,165.63

Finding the Fourth Proportional to 14,162,112.12, 21,243,098.07 and 12,237,165.63

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Solution

The fourth proportional to 14,162,112.12, 21,243,098.07 and 12,237,165.63 is: 18,355,687.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,162,112.12 : 21,243,098.07 = 12,237,165.63 : x
  2. Step 2: Convert to fraction form
    14,162,112.12/21,243,098.07 = 12,237,165.63/x
  3. Step 3: Cross multiply
    14,162,112.12x = 21,243,098.07 × 12,237,165.63
  4. Step 4: Simplify right side
    14,162,112.12x = 259,955,309,576,923.34
  5. Step 5: Solve for x
    x = 259,955,309,576,923.34/14,162,112.12
  6. Step 6: Final answer
    x = 18,355,687.86

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1.5x scale

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.