Home / 12,191,311.08-16,823,362.80-6,963,292.56

Finding the Fourth Proportional to 12,191,311.08, 16,823,362.80 and 6,963,292.56

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Solution

The fourth proportional to 12,191,311.08, 16,823,362.80 and 6,963,292.56 is: 9,608,974.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,191,311.08 : 16,823,362.80 = 6,963,292.56 : x
  2. Step 2: Convert to fraction form
    12,191,311.08/16,823,362.80 = 6,963,292.56/x
  3. Step 3: Cross multiply
    12,191,311.08x = 16,823,362.80 × 6,963,292.56
  4. Step 4: Simplify right side
    12,191,311.08x = 117,145,997,019,420.77
  5. Step 5: Solve for x
    x = 117,145,997,019,420.77/12,191,311.08
  6. Step 6: Final answer
    x = 9,608,974.48

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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.