Home / 6,652,021.70-9,978,032.55-2,872,885.70

Finding the Fourth Proportional to 6,652,021.70, 9,978,032.55 and 2,872,885.70

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Solution

The fourth proportional to 6,652,021.70, 9,978,032.55 and 2,872,885.70 is: 4,309,328.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,652,021.70 : 9,978,032.55 = 2,872,885.70 : x
  2. Step 2: Convert to fraction form
    6,652,021.70/9,978,032.55 = 2,872,885.70/x
  3. Step 3: Cross multiply
    6,652,021.70x = 9,978,032.55 × 2,872,885.70
  4. Step 4: Simplify right side
    6,652,021.70x = 28,665,747,027,029.54
  5. Step 5: Solve for x
    x = 28,665,747,027,029.54/6,652,021.70
  6. Step 6: Final answer
    x = 4,309,328.55

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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.