Home / 54,047,388.21-81,151,979.46-46,783,377.06

Finding the Fourth Proportional to 54,047,388.21, 81,151,979.46 and 46,783,377.06

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Solution

The fourth proportional to 54,047,388.21, 81,151,979.46 and 46,783,377.06 is: 70,245,090.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,047,388.21 : 81,151,979.46 = 46,783,377.06 : x
  2. Step 2: Convert to fraction form
    54,047,388.21/81,151,979.46 = 46,783,377.06/x
  3. Step 3: Cross multiply
    54,047,388.21x = 81,151,979.46 × 46,783,377.06
  4. Step 4: Simplify right side
    54,047,388.21x = 3,796,563,654,242,555
  5. Step 5: Solve for x
    x = 3,796,563,654,242,555/54,047,388.21
  6. Step 6: Final answer
    x = 70,245,090.10

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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.