Home / 5,578,776.56-8,364,913.34-2,163,072.75

Finding the Fourth Proportional to 5,578,776.56, 8,364,913.34 and 2,163,072.75

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Solution

The fourth proportional to 5,578,776.56, 8,364,913.34 and 2,163,072.75 is: 3,243,348.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,578,776.56 : 8,364,913.34 = 2,163,072.75 : x
  2. Step 2: Convert to fraction form
    5,578,776.56/8,364,913.34 = 2,163,072.75/x
  3. Step 3: Cross multiply
    5,578,776.56x = 8,364,913.34 × 2,163,072.75
  4. Step 4: Simplify right side
    5,578,776.56x = 18,093,916,091,050.12
  5. Step 5: Solve for x
    x = 18,093,916,091,050.12/5,578,776.56
  6. Step 6: Final answer
    x = 3,243,348.41

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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.