Home / 11,831,201.50-16,327,058.08-6,398,693.50

Finding the Fourth Proportional to 11,831,201.50, 16,327,058.08 and 6,398,693.50

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Solution

The fourth proportional to 11,831,201.50, 16,327,058.08 and 6,398,693.50 is: 8,830,197.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,831,201.50 : 16,327,058.08 = 6,398,693.50 : x
  2. Step 2: Convert to fraction form
    11,831,201.50/16,327,058.08 = 6,398,693.50/x
  3. Step 3: Cross multiply
    11,831,201.50x = 16,327,058.08 × 6,398,693.50
  4. Step 4: Simplify right side
    11,831,201.50x = 104,471,840,410,618.48
  5. Step 5: Solve for x
    x = 104,471,840,410,618.48/11,831,201.50
  6. Step 6: Final answer
    x = 8,830,197.04

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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.