Home / 11,738,742.83-16,184,569.72-8,389,905.92

Finding the Fourth Proportional to 11,738,742.83, 16,184,569.72 and 8,389,905.92

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Solution

The fourth proportional to 11,738,742.83, 16,184,569.72 and 8,389,905.92 is: 11,567,424.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,738,742.83 : 16,184,569.72 = 8,389,905.92 : x
  2. Step 2: Convert to fraction form
    11,738,742.83/16,184,569.72 = 8,389,905.92/x
  3. Step 3: Cross multiply
    11,738,742.83x = 16,184,569.72 × 8,389,905.92
  4. Step 4: Simplify right side
    11,738,742.83x = 135,787,017,264,562.55
  5. Step 5: Solve for x
    x = 135,787,017,264,562.55/11,738,742.83
  6. Step 6: Final answer
    x = 11,567,424.14

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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.