Home / 54,405,220.10-81,607,830.15-18,019,226.30

Finding the Fourth Proportional to 54,405,220.10, 81,607,830.15 and 18,019,226.30

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Solution

The fourth proportional to 54,405,220.10, 81,607,830.15 and 18,019,226.30 is: 27,028,839.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,405,220.10 : 81,607,830.15 = 18,019,226.30 : x
  2. Step 2: Convert to fraction form
    54,405,220.10/81,607,830.15 = 18,019,226.30/x
  3. Step 3: Cross multiply
    54,405,220.10x = 81,607,830.15 × 18,019,226.30
  4. Step 4: Simplify right side
    54,405,220.10x = 1,470,509,959,324,813
  5. Step 5: Solve for x
    x = 1,470,509,959,324,813/54,405,220.10
  6. Step 6: Final answer
    x = 27,028,839.45

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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.