Finding the Fourth Proportional to 16,298,133.63, 22,491,603.44 and 8,955,968.67
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Solution
The fourth proportional to 16,298,133.63, 22,491,603.44 and 8,955,968.67 is: 12,359,335.14
Step by Step Solution
- Step 1: Write the proportion equation
16,298,133.63 : 22,491,603.44 = 8,955,968.67 : x - Step 2: Convert to fraction form
16,298,133.63/22,491,603.44 = 8,955,968.67/x - Step 3: Cross multiply
16,298,133.63x = 22,491,603.44 × 8,955,968.67 - Step 4: Simplify right side
16,298,133.63x = 201,434,095,701,924.38 - Step 5: Solve for x
x = 201,434,095,701,924.38/16,298,133.63 - Step 6: Final answer
x = 12,359,335.14
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1.5x scale
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.