Finding the Fourth Proportional to 16,634,528.40, 24,924,965.40 and 9,424,621.20
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Solution
The fourth proportional to 16,634,528.40, 24,924,965.40 and 9,424,621.20 is: 14,121,732.32
Step by Step Solution
- Step 1: Write the proportion equation
16,634,528.40 : 24,924,965.40 = 9,424,621.20 : x - Step 2: Convert to fraction form
16,634,528.40/24,924,965.40 = 9,424,621.20/x - Step 3: Cross multiply
16,634,528.40x = 24,924,965.40 × 9,424,621.20 - Step 4: Simplify right side
16,634,528.40x = 234,908,357,318,106.44 - Step 5: Solve for x
x = 234,908,357,318,106.44/16,634,528.40 - Step 6: Final answer
x = 14,121,732.32
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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.