Home / 5,350,078.80-8,025,025.32-2,155,123.31

Finding the Fourth Proportional to 5,350,078.80, 8,025,025.32 and 2,155,123.31

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Solution

The fourth proportional to 5,350,078.80, 8,025,025.32 and 2,155,123.31 is: 3,232,647.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,350,078.80 : 8,025,025.32 = 2,155,123.31 : x
  2. Step 2: Convert to fraction form
    5,350,078.80/8,025,025.32 = 2,155,123.31/x
  3. Step 3: Cross multiply
    5,350,078.80x = 8,025,025.32 × 2,155,123.31
  4. Step 4: Simplify right side
    5,350,078.80x = 17,294,919,090,347.08
  5. Step 5: Solve for x
    x = 17,294,919,090,347.08/5,350,078.80
  6. Step 6: Final answer
    x = 3,232,647.54

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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.