Home / 5,621,993.80-8,432,990.70-2,424,891.40

Finding the Fourth Proportional to 5,621,993.80, 8,432,990.70 and 2,424,891.40

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Solution

The fourth proportional to 5,621,993.80, 8,432,990.70 and 2,424,891.40 is: 3,637,337.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,621,993.80 : 8,432,990.70 = 2,424,891.40 : x
  2. Step 2: Convert to fraction form
    5,621,993.80/8,432,990.70 = 2,424,891.40/x
  3. Step 3: Cross multiply
    5,621,993.80x = 8,432,990.70 × 2,424,891.40
  4. Step 4: Simplify right side
    5,621,993.80x = 20,449,086,624,709.98
  5. Step 5: Solve for x
    x = 20,449,086,624,709.98/5,621,993.80
  6. Step 6: Final answer
    x = 3,637,337.10

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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.