Finding the Fourth Proportional to 10,251,665.70, 15,367,000.95 and 5,989,640.10
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Solution
The fourth proportional to 10,251,665.70, 15,367,000.95 and 5,989,640.10 is: 8,978,326.82
Step by Step Solution
- Step 1: Write the proportion equation
10,251,665.70 : 15,367,000.95 = 5,989,640.10 : x - Step 2: Convert to fraction form
10,251,665.70/15,367,000.95 = 5,989,640.10/x - Step 3: Cross multiply
10,251,665.70x = 15,367,000.95 × 5,989,640.10 - Step 4: Simplify right side
10,251,665.70x = 92,042,805,106,858.08 - Step 5: Solve for x
x = 92,042,805,106,858.08/10,251,665.70 - Step 6: Final answer
x = 8,978,326.82
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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.