Home / 7,111,509.46-9,813,908.90-3,848,323.82

Finding the Fourth Proportional to 7,111,509.46, 9,813,908.90 and 3,848,323.82

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Solution

The fourth proportional to 7,111,509.46, 9,813,908.90 and 3,848,323.82 is: 5,310,700.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,111,509.46 : 9,813,908.90 = 3,848,323.82 : x
  2. Step 2: Convert to fraction form
    7,111,509.46/9,813,908.90 = 3,848,323.82/x
  3. Step 3: Cross multiply
    7,111,509.46x = 9,813,908.90 × 3,848,323.82
  4. Step 4: Simplify right side
    7,111,509.46x = 37,767,099,318,868.84
  5. Step 5: Solve for x
    x = 37,767,099,318,868.84/7,111,509.46
  6. Step 6: Final answer
    x = 5,310,700.85

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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.