Home / 7,255,487.35-10,879,867.96-2,705,314.43

Finding the Fourth Proportional to 7,255,487.35, 10,879,867.96 and 2,705,314.43

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Solution

The fourth proportional to 7,255,487.35, 10,879,867.96 and 2,705,314.43 is: 4,056,717.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,255,487.35 : 10,879,867.96 = 2,705,314.43 : x
  2. Step 2: Convert to fraction form
    7,255,487.35/10,879,867.96 = 2,705,314.43/x
  3. Step 3: Cross multiply
    7,255,487.35x = 10,879,867.96 × 2,705,314.43
  4. Step 4: Simplify right side
    7,255,487.35x = 29,433,463,720,756.75
  5. Step 5: Solve for x
    x = 29,433,463,720,756.75/7,255,487.35
  6. Step 6: Final answer
    x = 4,056,717.67

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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.