Finding the Fourth Proportional to 11,012,748.62, 16,519,448.81 and 5,256,088.88
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Solution
The fourth proportional to 11,012,748.62, 16,519,448.81 and 5,256,088.88 is: 7,884,288.85
Step by Step Solution
- Step 1: Write the proportion equation
11,012,748.62 : 16,519,448.81 = 5,256,088.88 : x - Step 2: Convert to fraction form
11,012,748.62/16,519,448.81 = 5,256,088.88/x - Step 3: Cross multiply
11,012,748.62x = 16,519,448.81 × 5,256,088.88 - Step 4: Simplify right side
11,012,748.62x = 86,827,691,124,513.22 - Step 5: Solve for x
x = 86,827,691,124,513.22/11,012,748.62 - Step 6: Final answer
x = 7,884,288.85
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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.