Home / 5,384,545.80-8,076,818.70-3,872,891.40

Finding the Fourth Proportional to 5,384,545.80, 8,076,818.70 and 3,872,891.40

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Solution

The fourth proportional to 5,384,545.80, 8,076,818.70 and 3,872,891.40 is: 5,809,337.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,384,545.80 : 8,076,818.70 = 3,872,891.40 : x
  2. Step 2: Convert to fraction form
    5,384,545.80/8,076,818.70 = 3,872,891.40/x
  3. Step 3: Cross multiply
    5,384,545.80x = 8,076,818.70 × 3,872,891.40
  4. Step 4: Simplify right side
    5,384,545.80x = 31,280,641,682,589.18
  5. Step 5: Solve for x
    x = 31,280,641,682,589.18/5,384,545.80
  6. Step 6: Final answer
    x = 5,809,337.10

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.