Finding the Fourth Proportional to 27,999,284.42, 42,044,492.64 and 17,284,695.68
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Solution
The fourth proportional to 27,999,284.42, 42,044,492.64 and 17,284,695.68 is: 25,955,172.62
Step by Step Solution
- Step 1: Write the proportion equation
27,999,284.42 : 42,044,492.64 = 17,284,695.68 : x - Step 2: Convert to fraction form
27,999,284.42/42,044,492.64 = 17,284,695.68/x - Step 3: Cross multiply
27,999,284.42x = 42,044,492.64 × 17,284,695.68 - Step 4: Simplify right side
27,999,284.42x = 726,726,260,302,399.75 - Step 5: Solve for x
x = 726,726,260,302,399.75/27,999,284.42 - Step 6: Final answer
x = 25,955,172.62
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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.