Home / 54,047,382.72-81,151,971.21-46,783,371.57

Finding the Fourth Proportional to 54,047,382.72, 81,151,971.21 and 46,783,371.57

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Solution

The fourth proportional to 54,047,382.72, 81,151,971.21 and 46,783,371.57 is: 70,245,081.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,047,382.72 : 81,151,971.21 = 46,783,371.57 : x
  2. Step 2: Convert to fraction form
    54,047,382.72/81,151,971.21 = 46,783,371.57/x
  3. Step 3: Cross multiply
    54,047,382.72x = 81,151,971.21 × 46,783,371.57
  4. Step 4: Simplify right side
    54,047,382.72x = 3,796,562,822,115,695.50
  5. Step 5: Solve for x
    x = 3,796,562,822,115,695.50/54,047,382.72
  6. Step 6: Final answer
    x = 70,245,081.84

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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.