Home / 7,000,619.20-10,479,933.60-4,159,268.80

Finding the Fourth Proportional to 7,000,619.20, 10,479,933.60 and 4,159,268.80

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Solution

The fourth proportional to 7,000,619.20, 10,479,933.60 and 4,159,268.80 is: 6,226,429.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,000,619.20 : 10,479,933.60 = 4,159,268.80 : x
  2. Step 2: Convert to fraction form
    7,000,619.20/10,479,933.60 = 4,159,268.80/x
  3. Step 3: Cross multiply
    7,000,619.20x = 10,479,933.60 × 4,159,268.80
  4. Step 4: Simplify right side
    7,000,619.20x = 43,588,860,848,551.68
  5. Step 5: Solve for x
    x = 43,588,860,848,551.68/7,000,619.20
  6. Step 6: Final answer
    x = 6,226,429.35

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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.