Finding the Fourth Proportional to 16,428,924.96, 24,638,146.74 and 5,643,625.08
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Solution
The fourth proportional to 16,428,924.96, 24,638,146.74 and 5,643,625.08 is: 8,463,637.35
Step by Step Solution
- Step 1: Write the proportion equation
16,428,924.96 : 24,638,146.74 = 5,643,625.08 : x - Step 2: Convert to fraction form
16,428,924.96/24,638,146.74 = 5,643,625.08/x - Step 3: Cross multiply
16,428,924.96x = 24,638,146.74 × 5,643,625.08 - Step 4: Simplify right side
16,428,924.96x = 139,048,462,866,584.23 - Step 5: Solve for x
x = 139,048,462,866,584.23/16,428,924.96 - Step 6: Final answer
x = 8,463,637.35
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.