Home / 6,665,264.88-9,997,897.32-1,872,760.56

Finding the Fourth Proportional to 6,665,264.88, 9,997,897.32 and 1,872,760.56

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Solution

The fourth proportional to 6,665,264.88, 9,997,897.32 and 1,872,760.56 is: 2,809,140.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,665,264.88 : 9,997,897.32 = 1,872,760.56 : x
  2. Step 2: Convert to fraction form
    6,665,264.88/9,997,897.32 = 1,872,760.56/x
  3. Step 3: Cross multiply
    6,665,264.88x = 9,997,897.32 × 1,872,760.56
  4. Step 4: Simplify right side
    6,665,264.88x = 18,723,667,783,825.70
  5. Step 5: Solve for x
    x = 18,723,667,783,825.70/6,665,264.88
  6. Step 6: Final answer
    x = 2,809,140.84

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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.