Finding the Fourth Proportional to 14,199,380.70, 21,302,652.06 and 3,964,231.26
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Solution
The fourth proportional to 14,199,380.70, 21,302,652.06 and 3,964,231.26 is: 5,947,346.65
Step by Step Solution
- Step 1: Write the proportion equation
14,199,380.70 : 21,302,652.06 = 3,964,231.26 : x - Step 2: Convert to fraction form
14,199,380.70/21,302,652.06 = 3,964,231.26/x - Step 3: Cross multiply
14,199,380.70x = 21,302,652.06 × 3,964,231.26 - Step 4: Simplify right side
14,199,380.70x = 84,448,639,217,155.39 - Step 5: Solve for x
x = 84,448,639,217,155.39/14,199,380.70 - Step 6: Final answer
x = 5,947,346.65
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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.