Finding the Fourth Proportional to 12,022,071.24, 16,590,415.84 and 6,515,579.73
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Solution
The fourth proportional to 12,022,071.24, 16,590,415.84 and 6,515,579.73 is: 8,991,477.01
Step by Step Solution
- Step 1: Write the proportion equation
12,022,071.24 : 16,590,415.84 = 6,515,579.73 : x - Step 2: Convert to fraction form
12,022,071.24/16,590,415.84 = 6,515,579.73/x - Step 3: Cross multiply
12,022,071.24x = 16,590,415.84 × 6,515,579.73 - Step 4: Simplify right side
12,022,071.24x = 108,096,177,143,085.98 - Step 5: Solve for x
x = 108,096,177,143,085.98/12,022,071.24 - Step 6: Final answer
x = 8,991,477.01
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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.