Home / 55,422,027.80-83,133,041.70-54,477,243.80

Finding the Fourth Proportional to 55,422,027.80, 83,133,041.70 and 54,477,243.80

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Solution

The fourth proportional to 55,422,027.80, 83,133,041.70 and 54,477,243.80 is: 81,715,865.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,422,027.80 : 83,133,041.70 = 54,477,243.80 : x
  2. Step 2: Convert to fraction form
    55,422,027.80/83,133,041.70 = 54,477,243.80/x
  3. Step 3: Cross multiply
    55,422,027.80x = 83,133,041.70 × 54,477,243.80
  4. Step 4: Simplify right side
    55,422,027.80x = 4,528,858,980,526,466
  5. Step 5: Solve for x
    x = 4,528,858,980,526,466/55,422,027.80
  6. Step 6: Final answer
    x = 81,715,865.70

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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.