Home / 7,405,045.43-11,100,280.11-4,327,129.98

Finding the Fourth Proportional to 7,405,045.43, 11,100,280.11 and 4,327,129.98

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Solution

The fourth proportional to 7,405,045.43, 11,100,280.11 and 4,327,129.98 is: 6,486,436.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,405,045.43 : 11,100,280.11 = 4,327,129.98 : x
  2. Step 2: Convert to fraction form
    7,405,045.43/11,100,280.11 = 4,327,129.98/x
  3. Step 3: Cross multiply
    7,405,045.43x = 11,100,280.11 × 4,327,129.98
  4. Step 4: Simplify right side
    7,405,045.43x = 48,032,354,850,378.70
  5. Step 5: Solve for x
    x = 48,032,354,850,378.70/7,405,045.43
  6. Step 6: Final answer
    x = 6,486,436.22

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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.