Home / 7,461,107.70-11,191,661.55-5,193,626.10

Finding the Fourth Proportional to 7,461,107.70, 11,191,661.55 and 5,193,626.10

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Solution

The fourth proportional to 7,461,107.70, 11,191,661.55 and 5,193,626.10 is: 7,790,439.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,461,107.70 : 11,191,661.55 = 5,193,626.10 : x
  2. Step 2: Convert to fraction form
    7,461,107.70/11,191,661.55 = 5,193,626.10/x
  3. Step 3: Cross multiply
    7,461,107.70x = 11,191,661.55 × 5,193,626.10
  4. Step 4: Simplify right side
    7,461,107.70x = 58,125,305,528,446.45
  5. Step 5: Solve for x
    x = 58,125,305,528,446.45/7,461,107.70
  6. Step 6: Final answer
    x = 7,790,439.15

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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.