Finding the Fourth Proportional to 10,954,329.80, 16,432,989.30 and 4,563,087.48
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Solution
The fourth proportional to 10,954,329.80, 16,432,989.30 and 4,563,087.48 is: 6,845,253.81
Step by Step Solution
- Step 1: Write the proportion equation
10,954,329.80 : 16,432,989.30 = 4,563,087.48 : x - Step 2: Convert to fraction form
10,954,329.80/16,432,989.30 = 4,563,087.48/x - Step 3: Cross multiply
10,954,329.80x = 16,432,989.30 × 4,563,087.48 - Step 4: Simplify right side
10,954,329.80x = 74,985,167,733,803.97 - Step 5: Solve for x
x = 74,985,167,733,803.97/10,954,329.80 - Step 6: Final answer
x = 6,845,253.81
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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.