Finding the Fourth Proportional to 16,994,677.18, 25,503,788.76 and 6,758,488.12
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Solution
The fourth proportional to 16,994,677.18, 25,503,788.76 and 6,758,488.12 is: 10,142,414.09
Step by Step Solution
- Step 1: Write the proportion equation
16,994,677.18 : 25,503,788.76 = 6,758,488.12 : x - Step 2: Convert to fraction form
16,994,677.18/25,503,788.76 = 6,758,488.12/x - Step 3: Cross multiply
16,994,677.18x = 25,503,788.76 × 6,758,488.12 - Step 4: Simplify right side
16,994,677.18x = 172,367,053,349,449.53 - Step 5: Solve for x
x = 172,367,053,349,449.53/16,994,677.18 - Step 6: Final answer
x = 10,142,414.09
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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.