Home / 55,149,940.80-82,724,911.20-33,626,580.30

Finding the Fourth Proportional to 55,149,940.80, 82,724,911.20 and 33,626,580.30

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Solution

The fourth proportional to 55,149,940.80, 82,724,911.20 and 33,626,580.30 is: 50,439,870.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,149,940.80 : 82,724,911.20 = 33,626,580.30 : x
  2. Step 2: Convert to fraction form
    55,149,940.80/82,724,911.20 = 33,626,580.30/x
  3. Step 3: Cross multiply
    55,149,940.80x = 82,724,911.20 × 33,626,580.30
  4. Step 4: Simplify right side
    55,149,940.80x = 2,781,755,869,277,169
  5. Step 5: Solve for x
    x = 2,781,755,869,277,169/55,149,940.80
  6. Step 6: Final answer
    x = 50,439,870.45

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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.