Home / 9,728,373.16-13,425,157.85-5,318,117.97

Finding the Fourth Proportional to 9,728,373.16, 13,425,157.85 and 5,318,117.97

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Solution

The fourth proportional to 9,728,373.16, 13,425,157.85 and 5,318,117.97 is: 7,339,004.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,728,373.16 : 13,425,157.85 = 5,318,117.97 : x
  2. Step 2: Convert to fraction form
    9,728,373.16/13,425,157.85 = 5,318,117.97/x
  3. Step 3: Cross multiply
    9,728,373.16x = 13,425,157.85 × 5,318,117.97
  4. Step 4: Simplify right side
    9,728,373.16x = 71,396,573,212,171.56
  5. Step 5: Solve for x
    x = 71,396,573,212,171.56/9,728,373.16
  6. Step 6: Final answer
    x = 7,339,004.38

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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.