Finding the Fourth Proportional to 16,316,110.80, 22,516,875.36 and 8,974,626.84
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Solution
The fourth proportional to 16,316,110.80, 22,516,875.36 and 8,974,626.84 is: 12,385,338.42
Step by Step Solution
- Step 1: Write the proportion equation
16,316,110.80 : 22,516,875.36 = 8,974,626.84 : x - Step 2: Convert to fraction form
16,316,110.80/22,516,875.36 = 8,974,626.84/x - Step 3: Cross multiply
16,316,110.80x = 22,516,875.36 × 8,974,626.84 - Step 4: Simplify right side
16,316,110.80x = 202,080,553,958,790.66 - Step 5: Solve for x
x = 202,080,553,958,790.66/16,316,110.80 - Step 6: Final answer
x = 12,385,338.42
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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.