Home / 10,667,616.81-15,994,945.39-4,182,923.39

Finding the Fourth Proportional to 10,667,616.81, 15,994,945.39 and 4,182,923.39

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Solution

The fourth proportional to 10,667,616.81, 15,994,945.39 and 4,182,923.39 is: 6,271,844.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,667,616.81 : 15,994,945.39 = 4,182,923.39 : x
  2. Step 2: Convert to fraction form
    10,667,616.81/15,994,945.39 = 4,182,923.39/x
  3. Step 3: Cross multiply
    10,667,616.81x = 15,994,945.39 × 4,182,923.39
  4. Step 4: Simplify right side
    10,667,616.81x = 66,905,631,193,603.68
  5. Step 5: Solve for x
    x = 66,905,631,193,603.68/10,667,616.81
  6. Step 6: Final answer
    x = 6,271,844.25

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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.