Home / 6,912,705.70-10,350,914.55-4,879,972.90

Finding the Fourth Proportional to 6,912,705.70, 10,350,914.55 and 4,879,972.90

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Solution

The fourth proportional to 6,912,705.70, 10,350,914.55 and 4,879,972.90 is: 7,307,150.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,912,705.70 : 10,350,914.55 = 4,879,972.90 : x
  2. Step 2: Convert to fraction form
    6,912,705.70/10,350,914.55 = 4,879,972.90/x
  3. Step 3: Cross multiply
    6,912,705.70x = 10,350,914.55 × 4,879,972.90
  4. Step 4: Simplify right side
    6,912,705.70x = 50,512,182,494,215.70
  5. Step 5: Solve for x
    x = 50,512,182,494,215.70/6,912,705.70
  6. Step 6: Final answer
    x = 7,307,150.73

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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.