Home / 4,855,135.60-7,276,482.60-4,320,146.80

Finding the Fourth Proportional to 4,855,135.60, 7,276,482.60 and 4,320,146.80

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Solution

The fourth proportional to 4,855,135.60, 7,276,482.60 and 4,320,146.80 is: 6,474,684.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,855,135.60 : 7,276,482.60 = 4,320,146.80 : x
  2. Step 2: Convert to fraction form
    4,855,135.60/7,276,482.60 = 4,320,146.80/x
  3. Step 3: Cross multiply
    4,855,135.60x = 7,276,482.60 × 4,320,146.80
  4. Step 4: Simplify right side
    4,855,135.60x = 31,435,473,019,645.68
  5. Step 5: Solve for x
    x = 31,435,473,019,645.68/4,855,135.60
  6. Step 6: Final answer
    x = 6,474,684.87

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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.