Home / 54,047,389.21-81,151,980.96-46,783,378.06

Finding the Fourth Proportional to 54,047,389.21, 81,151,980.96 and 46,783,378.06

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Solution

The fourth proportional to 54,047,389.21, 81,151,980.96 and 46,783,378.06 is: 70,245,091.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,047,389.21 : 81,151,980.96 = 46,783,378.06 : x
  2. Step 2: Convert to fraction form
    54,047,389.21/81,151,980.96 = 46,783,378.06/x
  3. Step 3: Cross multiply
    54,047,389.21x = 81,151,980.96 × 46,783,378.06
  4. Step 4: Simplify right side
    54,047,389.21x = 3,796,563,805,569,601.50
  5. Step 5: Solve for x
    x = 3,796,563,805,569,601.50/54,047,389.21
  6. Step 6: Final answer
    x = 70,245,091.60

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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.