Home / 12,144,114.54-18,219,323.52-3,624,450.71

Finding the Fourth Proportional to 12,144,114.54, 18,219,323.52 and 3,624,450.71

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Solution

The fourth proportional to 12,144,114.54, 18,219,323.52 and 3,624,450.71 is: 5,437,616.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,144,114.54 : 18,219,323.52 = 3,624,450.71 : x
  2. Step 2: Convert to fraction form
    12,144,114.54/18,219,323.52 = 3,624,450.71/x
  3. Step 3: Cross multiply
    12,144,114.54x = 18,219,323.52 × 3,624,450.71
  4. Step 4: Simplify right side
    12,144,114.54x = 66,035,039,976,687.08
  5. Step 5: Solve for x
    x = 66,035,039,976,687.08/12,144,114.54
  6. Step 6: Final answer
    x = 5,437,616.70

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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.