Home / 7,628,281.78-10,529,791.20-5,050,792.94

Finding the Fourth Proportional to 7,628,281.78, 10,529,791.20 and 5,050,792.94

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Solution

The fourth proportional to 7,628,281.78, 10,529,791.20 and 5,050,792.94 is: 6,971,923.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,628,281.78 : 10,529,791.20 = 5,050,792.94 : x
  2. Step 2: Convert to fraction form
    7,628,281.78/10,529,791.20 = 5,050,792.94/x
  3. Step 3: Cross multiply
    7,628,281.78x = 10,529,791.20 × 5,050,792.94
  4. Step 4: Simplify right side
    7,628,281.78x = 53,183,795,052,634.12
  5. Step 5: Solve for x
    x = 53,183,795,052,634.12/7,628,281.78
  6. Step 6: Final answer
    x = 6,971,923.24

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1.5x scale

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.