Home / 5,388,355.46-8,084,900.84-2,828,975.70

Finding the Fourth Proportional to 5,388,355.46, 8,084,900.84 and 2,828,975.70

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Solution

The fourth proportional to 5,388,355.46, 8,084,900.84 and 2,828,975.70 is: 4,244,706.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,388,355.46 : 8,084,900.84 = 2,828,975.70 : x
  2. Step 2: Convert to fraction form
    5,388,355.46/8,084,900.84 = 2,828,975.70/x
  3. Step 3: Cross multiply
    5,388,355.46x = 8,084,900.84 × 2,828,975.70
  4. Step 4: Simplify right side
    5,388,355.46x = 22,871,988,013,269.59
  5. Step 5: Solve for x
    x = 22,871,988,013,269.59/5,388,355.46
  6. Step 6: Final answer
    x = 4,244,706.61

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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.