Home / 55,422,015.30-83,133,022.95-54,477,231.30

Finding the Fourth Proportional to 55,422,015.30, 83,133,022.95 and 54,477,231.30

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Solution

The fourth proportional to 55,422,015.30, 83,133,022.95 and 54,477,231.30 is: 81,715,846.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,422,015.30 : 83,133,022.95 = 54,477,231.30 : x
  2. Step 2: Convert to fraction form
    55,422,015.30/83,133,022.95 = 54,477,231.30/x
  3. Step 3: Cross multiply
    55,422,015.30x = 83,133,022.95 × 54,477,231.30
  4. Step 4: Simplify right side
    55,422,015.30x = 4,528,856,919,915,358
  5. Step 5: Solve for x
    x = 4,528,856,919,915,358/55,422,015.30
  6. Step 6: Final answer
    x = 81,715,846.95

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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.