Home / 54,945,057.10-82,417,585.65-51,809,773.90

Finding the Fourth Proportional to 54,945,057.10, 82,417,585.65 and 51,809,773.90

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Solution

The fourth proportional to 54,945,057.10, 82,417,585.65 and 51,809,773.90 is: 77,714,660.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,945,057.10 : 82,417,585.65 = 51,809,773.90 : x
  2. Step 2: Convert to fraction form
    54,945,057.10/82,417,585.65 = 51,809,773.90/x
  3. Step 3: Cross multiply
    54,945,057.10x = 82,417,585.65 × 51,809,773.90
  4. Step 4: Simplify right side
    54,945,057.10x = 4,270,036,477,910,384.50
  5. Step 5: Solve for x
    x = 4,270,036,477,910,384.50/54,945,057.10
  6. Step 6: Final answer
    x = 77,714,660.85

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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.