Finding the Fourth Proportional to 6,971,582.67, 9,621,925.58 and 5,808,184.12
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Solution
The fourth proportional to 6,971,582.67, 9,621,925.58 and 5,808,184.12 is: 8,016,245.09
Step by Step Solution
- Step 1: Write the proportion equation
6,971,582.67 : 9,621,925.58 = 5,808,184.12 : x - Step 2: Convert to fraction form
6,971,582.67/9,621,925.58 = 5,808,184.12/x - Step 3: Cross multiply
6,971,582.67x = 9,621,925.58 × 5,808,184.12 - Step 4: Simplify right side
6,971,582.67x = 55,885,915,357,577.79 - Step 5: Solve for x
x = 55,885,915,357,577.79/6,971,582.67 - Step 6: Final answer
x = 8,016,245.09
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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.