Home / 5,890,492.20-8,835,738.30-4,378,837.80

Finding the Fourth Proportional to 5,890,492.20, 8,835,738.30 and 4,378,837.80

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Solution

The fourth proportional to 5,890,492.20, 8,835,738.30 and 4,378,837.80 is: 6,568,256.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,890,492.20 : 8,835,738.30 = 4,378,837.80 : x
  2. Step 2: Convert to fraction form
    5,890,492.20/8,835,738.30 = 4,378,837.80/x
  3. Step 3: Cross multiply
    5,890,492.20x = 8,835,738.30 × 4,378,837.80
  4. Step 4: Simplify right side
    5,890,492.20x = 38,690,264,858,947.74
  5. Step 5: Solve for x
    x = 38,690,264,858,947.74/5,890,492.20
  6. Step 6: Final answer
    x = 6,568,256.70

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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.