Finding the Fourth Proportional to 32,642,678.80, 48,965,861.40 and 9,924,317.20
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Solution
The fourth proportional to 32,642,678.80, 48,965,861.40 and 9,924,317.20 is: 14,887,036.19
Step by Step Solution
- Step 1: Write the proportion equation
32,642,678.80 : 48,965,861.40 = 9,924,317.20 : x - Step 2: Convert to fraction form
32,642,678.80/48,965,861.40 = 9,924,317.20/x - Step 3: Cross multiply
32,642,678.80x = 48,965,861.40 × 9,924,317.20 - Step 4: Simplify right side
32,642,678.80x = 485,952,740,504,836 - Step 5: Solve for x
x = 485,952,740,504,836/32,642,678.80 - Step 6: Final answer
x = 14,887,036.19
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.