Home / 5,389,435.85-8,084,153.78-3,688,824.65

Finding the Fourth Proportional to 5,389,435.85, 8,084,153.78 and 3,688,824.65

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Solution

The fourth proportional to 5,389,435.85, 8,084,153.78 and 3,688,824.65 is: 5,533,236.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,389,435.85 : 8,084,153.78 = 3,688,824.65 : x
  2. Step 2: Convert to fraction form
    5,389,435.85/8,084,153.78 = 3,688,824.65/x
  3. Step 3: Cross multiply
    5,389,435.85x = 8,084,153.78 × 3,688,824.65
  4. Step 4: Simplify right side
    5,389,435.85x = 29,821,025,719,610.55
  5. Step 5: Solve for x
    x = 29,821,025,719,610.55/5,389,435.85
  6. Step 6: Final answer
    x = 5,533,236.98

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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.