Home / 14,162,108.87-21,243,093.20-12,237,162.38

Finding the Fourth Proportional to 14,162,108.87, 21,243,093.20 and 12,237,162.38

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Solution

The fourth proportional to 14,162,108.87, 21,243,093.20 and 12,237,162.38 is: 18,355,683.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,162,108.87 : 21,243,093.20 = 12,237,162.38 : x
  2. Step 2: Convert to fraction form
    14,162,108.87/21,243,093.20 = 12,237,162.38/x
  3. Step 3: Cross multiply
    14,162,108.87x = 21,243,093.20 × 12,237,162.38
  4. Step 4: Simplify right side
    14,162,108.87x = 259,955,180,880,688.03
  5. Step 5: Solve for x
    x = 259,955,180,880,688.03/14,162,108.87
  6. Step 6: Final answer
    x = 18,355,683.00

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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.