Home / 54,907,760.66-82,276,490.79-31,821,434.15

Finding the Fourth Proportional to 54,907,760.66, 82,276,490.79 and 31,821,434.15

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Solution

The fourth proportional to 54,907,760.66, 82,276,490.79 and 31,821,434.15 is: 47,682,802.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,907,760.66 : 82,276,490.79 = 31,821,434.15 : x
  2. Step 2: Convert to fraction form
    54,907,760.66/82,276,490.79 = 31,821,434.15/x
  3. Step 3: Cross multiply
    54,907,760.66x = 82,276,490.79 × 31,821,434.15
  4. Step 4: Simplify right side
    54,907,760.66x = 2,618,155,933,355,684
  5. Step 5: Solve for x
    x = 2,618,155,933,355,684/54,907,760.66
  6. Step 6: Final answer
    x = 47,682,802.98

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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.