Finding the Fourth Proportional to 10,691,313.36, 16,041,737.70 and 4,930,949.46
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Solution
The fourth proportional to 10,691,313.36, 16,041,737.70 and 4,930,949.46 is: 7,398,623.09
Step by Step Solution
- Step 1: Write the proportion equation
10,691,313.36 : 16,041,737.70 = 4,930,949.46 : x - Step 2: Convert to fraction form
10,691,313.36/16,041,737.70 = 4,930,949.46/x - Step 3: Cross multiply
10,691,313.36x = 16,041,737.70 × 4,930,949.46 - Step 4: Simplify right side
10,691,313.36x = 79,100,997,849,276.64 - Step 5: Solve for x
x = 79,100,997,849,276.64/10,691,313.36 - Step 6: Final answer
x = 7,398,623.09
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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.