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Finding the Fourth Proportional to 6,630,735.06, 9,946,103.01 and 1,838,424.42

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Solution

The fourth proportional to 6,630,735.06, 9,946,103.01 and 1,838,424.42 is: 2,757,636.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,630,735.06 : 9,946,103.01 = 1,838,424.42 : x
  2. Step 2: Convert to fraction form
    6,630,735.06/9,946,103.01 = 1,838,424.42/x
  3. Step 3: Cross multiply
    6,630,735.06x = 9,946,103.01 × 1,838,424.42
  4. Step 4: Simplify right side
    6,630,735.06x = 18,285,158,657,419.50
  5. Step 5: Solve for x
    x = 18,285,158,657,419.50/6,630,735.06
  6. Step 6: Final answer
    x = 2,757,636.75

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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.