Home / 10,853,999.70-16,280,999.55-4,460,961.30

Finding the Fourth Proportional to 10,853,999.70, 16,280,999.55 and 4,460,961.30

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Solution

The fourth proportional to 10,853,999.70, 16,280,999.55 and 4,460,961.30 is: 6,691,441.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,853,999.70 : 16,280,999.55 = 4,460,961.30 : x
  2. Step 2: Convert to fraction form
    10,853,999.70/16,280,999.55 = 4,460,961.30/x
  3. Step 3: Cross multiply
    10,853,999.70x = 16,280,999.55 × 4,460,961.30
  4. Step 4: Simplify right side
    10,853,999.70x = 72,628,908,917,867.42
  5. Step 5: Solve for x
    x = 72,628,908,917,867.42/10,853,999.70
  6. Step 6: Final answer
    x = 6,691,441.95

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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.