Home / 50,175,823.81-75,174,645.33-20,965,359.06

Finding the Fourth Proportional to 50,175,823.81, 75,174,645.33 and 20,965,359.06

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Solution

The fourth proportional to 50,175,823.81, 75,174,645.33 and 20,965,359.06 is: 31,410,813.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,175,823.81 : 75,174,645.33 = 20,965,359.06 : x
  2. Step 2: Convert to fraction form
    50,175,823.81/75,174,645.33 = 20,965,359.06/x
  3. Step 3: Cross multiply
    50,175,823.81x = 75,174,645.33 × 20,965,359.06
  4. Step 4: Simplify right side
    50,175,823.81x = 1,576,063,431,551,602
  5. Step 5: Solve for x
    x = 1,576,063,431,551,602/50,175,823.81
  6. Step 6: Final answer
    x = 31,410,813.25

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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.