Home / 41,921,542.98-62,889,140.04-12,380,722.50

Finding the Fourth Proportional to 41,921,542.98, 62,889,140.04 and 12,380,722.50

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Solution

The fourth proportional to 41,921,542.98, 62,889,140.04 and 12,380,722.50 is: 18,573,099.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,921,542.98 : 62,889,140.04 = 12,380,722.50 : x
  2. Step 2: Convert to fraction form
    41,921,542.98/62,889,140.04 = 12,380,722.50/x
  3. Step 3: Cross multiply
    41,921,542.98x = 62,889,140.04 × 12,380,722.50
  4. Step 4: Simplify right side
    41,921,542.98x = 778,612,990,722,529.50
  5. Step 5: Solve for x
    x = 778,612,990,722,529.50/41,921,542.98
  6. Step 6: Final answer
    x = 18,573,099.54

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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.