Home / 40,484,580.20-55,870,115.94-22,149,866.60

Finding the Fourth Proportional to 40,484,580.20, 55,870,115.94 and 22,149,866.60

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Solution

The fourth proportional to 40,484,580.20, 55,870,115.94 and 22,149,866.60 is: 30,567,579.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,484,580.20 : 55,870,115.94 = 22,149,866.60 : x
  2. Step 2: Convert to fraction form
    40,484,580.20/55,870,115.94 = 22,149,866.60/x
  3. Step 3: Cross multiply
    40,484,580.20x = 55,870,115.94 × 22,149,866.60
  4. Step 4: Simplify right side
    40,484,580.20x = 1,237,515,614,997,533.75
  5. Step 5: Solve for x
    x = 1,237,515,614,997,533.75/40,484,580.20
  6. Step 6: Final answer
    x = 30,567,579.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.