Finding the Fourth Proportional to 12,653,043.75, 18,975,640.19 and 4,564,967.94
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Solution
The fourth proportional to 12,653,043.75, 18,975,640.19 and 4,564,967.94 is: 6,846,035.69
Step by Step Solution
- Step 1: Write the proportion equation
12,653,043.75 : 18,975,640.19 = 4,564,967.94 : x - Step 2: Convert to fraction form
12,653,043.75/18,975,640.19 = 4,564,967.94/x - Step 3: Cross multiply
12,653,043.75x = 18,975,640.19 × 4,564,967.94 - Step 4: Simplify right side
12,653,043.75x = 86,623,189,085,500.67 - Step 5: Solve for x
x = 86,623,189,085,500.67/12,653,043.75 - Step 6: Final answer
x = 6,846,035.69
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.