Finding the Fourth Proportional to 16,965,575.60, 25,448,363.40 and 8,875,425.20
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Solution
The fourth proportional to 16,965,575.60, 25,448,363.40 and 8,875,425.20 is: 13,313,137.80
Step by Step Solution
- Step 1: Write the proportion equation
16,965,575.60 : 25,448,363.40 = 8,875,425.20 : x - Step 2: Convert to fraction form
16,965,575.60/25,448,363.40 = 8,875,425.20/x - Step 3: Cross multiply
16,965,575.60x = 25,448,363.40 × 8,875,425.20 - Step 4: Simplify right side
16,965,575.60x = 225,865,045,819,117.66 - Step 5: Solve for x
x = 225,865,045,819,117.66/16,965,575.60 - Step 6: Final answer
x = 13,313,137.80
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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.