Home / 11,789,049.40-17,648,144.70-6,994,270.60

Finding the Fourth Proportional to 11,789,049.40, 17,648,144.70 and 6,994,270.60

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Solution

The fourth proportional to 11,789,049.40, 17,648,144.70 and 6,994,270.60 is: 10,470,386.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,789,049.40 : 17,648,144.70 = 6,994,270.60 : x
  2. Step 2: Convert to fraction form
    11,789,049.40/17,648,144.70 = 6,994,270.60/x
  3. Step 3: Cross multiply
    11,789,049.40x = 17,648,144.70 × 6,994,270.60
  4. Step 4: Simplify right side
    11,789,049.40x = 123,435,899,619,755.81
  5. Step 5: Solve for x
    x = 123,435,899,619,755.81/11,789,049.40
  6. Step 6: Final answer
    x = 10,470,386.16

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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.