Home / 20,277,090.36-30,416,024.34-6,630,288.12

Finding the Fourth Proportional to 20,277,090.36, 30,416,024.34 and 6,630,288.12

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Solution

The fourth proportional to 20,277,090.36, 30,416,024.34 and 6,630,288.12 is: 9,945,559.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,277,090.36 : 30,416,024.34 = 6,630,288.12 : x
  2. Step 2: Convert to fraction form
    20,277,090.36/30,416,024.34 = 6,630,288.12/x
  3. Step 3: Cross multiply
    20,277,090.36x = 30,416,024.34 × 6,630,288.12
  4. Step 4: Simplify right side
    20,277,090.36x = 201,667,004,839,132.84
  5. Step 5: Solve for x
    x = 201,667,004,839,132.84/20,277,090.36
  6. Step 6: Final answer
    x = 9,945,559.31

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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.