Home / 11,191,667.80-15,444,500.70-6,362,771.80

Finding the Fourth Proportional to 11,191,667.80, 15,444,500.70 and 6,362,771.80

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Solution

The fourth proportional to 11,191,667.80, 15,444,500.70 and 6,362,771.80 is: 8,780,624.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,191,667.80 : 15,444,500.70 = 6,362,771.80 : x
  2. Step 2: Convert to fraction form
    11,191,667.80/15,444,500.70 = 6,362,771.80/x
  3. Step 3: Cross multiply
    11,191,667.80x = 15,444,500.70 × 6,362,771.80
  4. Step 4: Simplify right side
    11,191,667.80x = 98,269,833,519,040.25
  5. Step 5: Solve for x
    x = 98,269,833,519,040.25/11,191,667.80
  6. Step 6: Final answer
    x = 8,780,624.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.