Finding the Fourth Proportional to 13,028,908.61, 19,546,365.36 and 4,509,245.18
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Solution
The fourth proportional to 13,028,908.61, 19,546,365.36 and 4,509,245.18 is: 6,764,906.90
Step by Step Solution
- Step 1: Write the proportion equation
13,028,908.61 : 19,546,365.36 = 4,509,245.18 : x - Step 2: Convert to fraction form
13,028,908.61/19,546,365.36 = 4,509,245.18/x - Step 3: Cross multiply
13,028,908.61x = 19,546,365.36 × 4,509,245.18 - Step 4: Simplify right side
13,028,908.61x = 88,139,353,786,098.95 - Step 5: Solve for x
x = 88,139,353,786,098.95/13,028,908.61 - Step 6: Final answer
x = 6,764,906.90
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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.