Finding the Fourth Proportional to 12,235,125.49, 16,884,906.44 and 6,728,926.52
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Solution
The fourth proportional to 12,235,125.49, 16,884,906.44 and 6,728,926.52 is: 9,286,156.88
Step by Step Solution
- Step 1: Write the proportion equation
12,235,125.49 : 16,884,906.44 = 6,728,926.52 : x - Step 2: Convert to fraction form
12,235,125.49/16,884,906.44 = 6,728,926.52/x - Step 3: Cross multiply
12,235,125.49x = 16,884,906.44 × 6,728,926.52 - Step 4: Simplify right side
12,235,125.49x = 113,617,294,740,402.41 - Step 5: Solve for x
x = 113,617,294,740,402.41/12,235,125.49 - Step 6: Final answer
x = 9,286,156.88
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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.