Home / 12,029,356.98-18,039,834-4,839,025.86

Finding the Fourth Proportional to 12,029,356.98, 18,039,834 and 4,839,025.86

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Solution

The fourth proportional to 12,029,356.98, 18,039,834 and 4,839,025.86 is: 7,256,848.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,029,356.98 : 18,039,834 = 4,839,025.86 : x
  2. Step 2: Convert to fraction form
    12,029,356.98/18,039,834 = 4,839,025.86/x
  3. Step 3: Cross multiply
    12,029,356.98x = 18,039,834 × 4,839,025.86
  4. Step 4: Simplify right side
    12,029,356.98x = 87,295,223,236,107.25
  5. Step 5: Solve for x
    x = 87,295,223,236,107.25/12,029,356.98
  6. Step 6: Final answer
    x = 7,256,848.67

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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.