Finding the Fourth Proportional to 19,989,283.25, 29,964,770.00 and 8,458,889.03
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Solution
The fourth proportional to 19,989,283.25, 29,964,770.00 and 8,458,889.03 is: 12,680,227.75
Step by Step Solution
- Step 1: Write the proportion equation
19,989,283.25 : 29,964,770.00 = 8,458,889.03 : x - Step 2: Convert to fraction form
19,989,283.25/29,964,770.00 = 8,458,889.03/x - Step 3: Cross multiply
19,989,283.25x = 29,964,770.00 × 8,458,889.03 - Step 4: Simplify right side
19,989,283.25x = 253,468,664,197,178.66 - Step 5: Solve for x
x = 253,468,664,197,178.66/19,989,283.25 - Step 6: Final answer
x = 12,680,227.75
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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.