Finding the Fourth Proportional to 11,973,193.58, 16,523,022.12 and 6,816,555.02
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Solution
The fourth proportional to 11,973,193.58, 16,523,022.12 and 6,816,555.02 is: 9,406,854.46
Step by Step Solution
- Step 1: Write the proportion equation
11,973,193.58 : 16,523,022.12 = 6,816,555.02 : x - Step 2: Convert to fraction form
11,973,193.58/16,523,022.12 = 6,816,555.02/x - Step 3: Cross multiply
11,973,193.58x = 16,523,022.12 × 6,816,555.02 - Step 4: Simplify right side
11,973,193.58x = 112,630,089,377,657.03 - Step 5: Solve for x
x = 112,630,089,377,657.03/11,973,193.58 - Step 6: Final answer
x = 9,406,854.46
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.