Finding the Fourth Proportional to 19,492,850.12, 26,891,688.88 and 11,753,592.96
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Solution
The fourth proportional to 19,492,850.12, 26,891,688.88 and 11,753,592.96 is: 16,214,866.64
Step by Step Solution
- Step 1: Write the proportion equation
19,492,850.12 : 26,891,688.88 = 11,753,592.96 : x - Step 2: Convert to fraction form
19,492,850.12/26,891,688.88 = 11,753,592.96/x - Step 3: Cross multiply
19,492,850.12x = 26,891,688.88 × 11,753,592.96 - Step 4: Simplify right side
19,492,850.12x = 316,073,965,102,478.31 - Step 5: Solve for x
x = 316,073,965,102,478.31/19,492,850.12 - Step 6: Final answer
x = 16,214,866.64
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.