Home / 5,380,009.47-8,071,785.90-2,184,277.59

Finding the Fourth Proportional to 5,380,009.47, 8,071,785.90 and 2,184,277.59

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Solution

The fourth proportional to 5,380,009.47, 8,071,785.90 and 2,184,277.59 is: 3,277,135.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,380,009.47 : 8,071,785.90 = 2,184,277.59 : x
  2. Step 2: Convert to fraction form
    5,380,009.47/8,071,785.90 = 2,184,277.59/x
  3. Step 3: Cross multiply
    5,380,009.47x = 8,071,785.90 × 2,184,277.59
  4. Step 4: Simplify right side
    5,380,009.47x = 17,631,021,052,647.98
  5. Step 5: Solve for x
    x = 17,631,021,052,647.98/5,380,009.47
  6. Step 6: Final answer
    x = 3,277,135.69

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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.