Home / 9,297,038.70-13,945,558.05-7,809,003.90

Finding the Fourth Proportional to 9,297,038.70, 13,945,558.05 and 7,809,003.90

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Solution

The fourth proportional to 9,297,038.70, 13,945,558.05 and 7,809,003.90 is: 11,713,505.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,297,038.70 : 13,945,558.05 = 7,809,003.90 : x
  2. Step 2: Convert to fraction form
    9,297,038.70/13,945,558.05 = 7,809,003.90/x
  3. Step 3: Cross multiply
    9,297,038.70x = 13,945,558.05 × 7,809,003.90
  4. Step 4: Simplify right side
    9,297,038.70x = 108,900,917,200,126.41
  5. Step 5: Solve for x
    x = 108,900,917,200,126.41/9,297,038.70
  6. Step 6: Final answer
    x = 11,713,505.85

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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.