Finding the Fourth Proportional to 18,389,601.35, 27,584,402.03 and 16,405,554.95
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Solution
The fourth proportional to 18,389,601.35, 27,584,402.03 and 16,405,554.95 is: 24,608,332.43
Step by Step Solution
- Step 1: Write the proportion equation
18,389,601.35 : 27,584,402.03 = 16,405,554.95 : x - Step 2: Convert to fraction form
18,389,601.35/27,584,402.03 = 16,405,554.95/x - Step 3: Cross multiply
18,389,601.35x = 27,584,402.03 × 16,405,554.95 - Step 4: Simplify right side
18,389,601.35x = 452,537,423,266,056.56 - Step 5: Solve for x
x = 452,537,423,266,056.56/18,389,601.35 - Step 6: Final answer
x = 24,608,332.43
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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.