Home / 7,005,438.16-9,667,285.32-4,106,759.62

Finding the Fourth Proportional to 7,005,438.16, 9,667,285.32 and 4,106,759.62

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Solution

The fourth proportional to 7,005,438.16, 9,667,285.32 and 4,106,759.62 is: 5,667,199.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,005,438.16 : 9,667,285.32 = 4,106,759.62 : x
  2. Step 2: Convert to fraction form
    7,005,438.16/9,667,285.32 = 4,106,759.62/x
  3. Step 3: Cross multiply
    7,005,438.16x = 9,667,285.32 × 4,106,759.62
  4. Step 4: Simplify right side
    7,005,438.16x = 39,701,216,987,194.78
  5. Step 5: Solve for x
    x = 39,701,216,987,194.78/7,005,438.16
  6. Step 6: Final answer
    x = 5,667,199.69

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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.