Home / 12,018,412.12-18,015,021.06-4,440,544.60

Finding the Fourth Proportional to 12,018,412.12, 18,015,021.06 and 4,440,544.60

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Solution

The fourth proportional to 12,018,412.12, 18,015,021.06 and 4,440,544.60 is: 6,656,162.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,018,412.12 : 18,015,021.06 = 4,440,544.60 : x
  2. Step 2: Convert to fraction form
    12,018,412.12/18,015,021.06 = 4,440,544.60/x
  3. Step 3: Cross multiply
    12,018,412.12x = 18,015,021.06 × 4,440,544.60
  4. Step 4: Simplify right side
    12,018,412.12x = 79,996,504,486,869.27
  5. Step 5: Solve for x
    x = 79,996,504,486,869.27/12,018,412.12
  6. Step 6: Final answer
    x = 6,656,162.54

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.