Home / 7,973,923.20-11,972,694.60-6,178,833.60

Finding the Fourth Proportional to 7,973,923.20, 11,972,694.60 and 6,178,833.60

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Solution

The fourth proportional to 7,973,923.20, 11,972,694.60 and 6,178,833.60 is: 9,277,401.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,973,923.20 : 11,972,694.60 = 6,178,833.60 : x
  2. Step 2: Convert to fraction form
    7,973,923.20/11,972,694.60 = 6,178,833.60/x
  3. Step 3: Cross multiply
    7,973,923.20x = 11,972,694.60 × 6,178,833.60
  4. Step 4: Simplify right side
    7,973,923.20x = 73,977,287,677,018.55
  5. Step 5: Solve for x
    x = 73,977,287,677,018.55/7,973,923.20
  6. Step 6: Final answer
    x = 9,277,401.58

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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.