Finding the Fourth Proportional to 16,187,891.60, 24,281,837.40 and 14,956,173.20
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Solution
The fourth proportional to 16,187,891.60, 24,281,837.40 and 14,956,173.20 is: 22,434,259.80
Step by Step Solution
- Step 1: Write the proportion equation
16,187,891.60 : 24,281,837.40 = 14,956,173.20 : x - Step 2: Convert to fraction form
16,187,891.60/24,281,837.40 = 14,956,173.20/x - Step 3: Cross multiply
16,187,891.60x = 24,281,837.40 × 14,956,173.20 - Step 4: Simplify right side
16,187,891.60x = 363,163,365,768,637.62 - Step 5: Solve for x
x = 363,163,365,768,637.62/16,187,891.60 - Step 6: Final answer
x = 22,434,259.80
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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.