Home / 5,578,771.28-8,364,905.53-2,163,067.50

Finding the Fourth Proportional to 5,578,771.28, 8,364,905.53 and 2,163,067.50

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Solution

The fourth proportional to 5,578,771.28, 8,364,905.53 and 2,163,067.50 is: 3,243,340.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,578,771.28 : 8,364,905.53 = 2,163,067.50 : x
  2. Step 2: Convert to fraction form
    5,578,771.28/8,364,905.53 = 2,163,067.50/x
  3. Step 3: Cross multiply
    5,578,771.28x = 8,364,905.53 × 2,163,067.50
  4. Step 4: Simplify right side
    5,578,771.28x = 18,093,855,292,513.28
  5. Step 5: Solve for x
    x = 18,093,855,292,513.28/5,578,771.28
  6. Step 6: Final answer
    x = 3,243,340.58

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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.