Finding the Fourth Proportional to 22,718,133.84, 31,353,492.96 and 14,016,082.68
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Solution
The fourth proportional to 22,718,133.84, 31,353,492.96 and 14,016,082.68 is: 19,343,716.91
Step by Step Solution
- Step 1: Write the proportion equation
22,718,133.84 : 31,353,492.96 = 14,016,082.68 : x - Step 2: Convert to fraction form
22,718,133.84/31,353,492.96 = 14,016,082.68/x - Step 3: Cross multiply
22,718,133.84x = 31,353,492.96 × 14,016,082.68 - Step 4: Simplify right side
22,718,133.84x = 439,453,149,634,157.94 - Step 5: Solve for x
x = 439,453,149,634,157.94/22,718,133.84 - Step 6: Final answer
x = 19,343,716.91
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.