Home / 13,211,942.44-18,232,443.24-7,332,464.27

Finding the Fourth Proportional to 13,211,942.44, 18,232,443.24 and 7,332,464.27

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Solution

The fourth proportional to 13,211,942.44, 18,232,443.24 and 7,332,464.27 is: 10,118,779.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,211,942.44 : 18,232,443.24 = 7,332,464.27 : x
  2. Step 2: Convert to fraction form
    13,211,942.44/18,232,443.24 = 7,332,464.27/x
  3. Step 3: Cross multiply
    13,211,942.44x = 18,232,443.24 × 7,332,464.27
  4. Step 4: Simplify right side
    13,211,942.44x = 133,688,738,612,103.02
  5. Step 5: Solve for x
    x = 133,688,738,612,103.02/13,211,942.44
  6. Step 6: Final answer
    x = 10,118,779.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.