Home / 7,218,509.01-9,960,880.01-4,162,132.77

Finding the Fourth Proportional to 7,218,509.01, 9,960,880.01 and 4,162,132.77

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Solution

The fourth proportional to 7,218,509.01, 9,960,880.01 and 4,162,132.77 is: 5,743,361.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,218,509.01 : 9,960,880.01 = 4,162,132.77 : x
  2. Step 2: Convert to fraction form
    7,218,509.01/9,960,880.01 = 4,162,132.77/x
  3. Step 3: Cross multiply
    7,218,509.01x = 9,960,880.01 × 4,162,132.77
  4. Step 4: Simplify right side
    7,218,509.01x = 41,458,505,086,848.27
  5. Step 5: Solve for x
    x = 41,458,505,086,848.27/7,218,509.01
  6. Step 6: Final answer
    x = 5,743,361.27

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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.