Home / 54,405,094.60-81,607,641.90-18,019,100.80

Finding the Fourth Proportional to 54,405,094.60, 81,607,641.90 and 18,019,100.80

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Solution

The fourth proportional to 54,405,094.60, 81,607,641.90 and 18,019,100.80 is: 27,028,651.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,405,094.60 : 81,607,641.90 = 18,019,100.80 : x
  2. Step 2: Convert to fraction form
    54,405,094.60/81,607,641.90 = 18,019,100.80/x
  3. Step 3: Cross multiply
    54,405,094.60x = 81,607,641.90 × 18,019,100.80
  4. Step 4: Simplify right side
    54,405,094.60x = 1,470,496,325,446,403.75
  5. Step 5: Solve for x
    x = 1,470,496,325,446,403.75/54,405,094.60
  6. Step 6: Final answer
    x = 27,028,651.20

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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.