Home / 55,149,946.80-82,724,920.20-33,626,586.30

Finding the Fourth Proportional to 55,149,946.80, 82,724,920.20 and 33,626,586.30

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Solution

The fourth proportional to 55,149,946.80, 82,724,920.20 and 33,626,586.30 is: 50,439,879.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,149,946.80 : 82,724,920.20 = 33,626,586.30 : x
  2. Step 2: Convert to fraction form
    55,149,946.80/82,724,920.20 = 33,626,586.30/x
  3. Step 3: Cross multiply
    55,149,946.80x = 82,724,920.20 × 33,626,586.30
  4. Step 4: Simplify right side
    55,149,946.80x = 2,781,756,668,265,913
  5. Step 5: Solve for x
    x = 2,781,756,668,265,913/55,149,946.80
  6. Step 6: Final answer
    x = 50,439,879.45

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Double scale
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1.5x scale

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.