Home / 57,142,847.58-85,716,048.98-27,189,400.33

Finding the Fourth Proportional to 57,142,847.58, 85,716,048.98 and 27,189,400.33

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Solution

The fourth proportional to 57,142,847.58, 85,716,048.98 and 27,189,400.33 is: 40,784,946.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,142,847.58 : 85,716,048.98 = 27,189,400.33 : x
  2. Step 2: Convert to fraction form
    57,142,847.58/85,716,048.98 = 27,189,400.33/x
  3. Step 3: Cross multiply
    57,142,847.58x = 85,716,048.98 × 27,189,400.33
  4. Step 4: Simplify right side
    57,142,847.58x = 2,330,567,970,598,227
  5. Step 5: Solve for x
    x = 2,330,567,970,598,227/57,142,847.58
  6. Step 6: Final answer
    x = 40,784,946.31

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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.