Home / 5,379,271.80-8,068,907.70-1,967,551.80

Finding the Fourth Proportional to 5,379,271.80, 8,068,907.70 and 1,967,551.80

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Solution

The fourth proportional to 5,379,271.80, 8,068,907.70 and 1,967,551.80 is: 2,951,327.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,379,271.80 : 8,068,907.70 = 1,967,551.80 : x
  2. Step 2: Convert to fraction form
    5,379,271.80/8,068,907.70 = 1,967,551.80/x
  3. Step 3: Cross multiply
    5,379,271.80x = 8,068,907.70 × 1,967,551.80
  4. Step 4: Simplify right side
    5,379,271.80x = 15,875,993,869,168.86
  5. Step 5: Solve for x
    x = 15,875,993,869,168.86/5,379,271.80
  6. Step 6: Final answer
    x = 2,951,327.70

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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.