Finding the Fourth Proportional to 7,990,559.73, 11,028,052.42 and 4,506,614.06
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Solution
The fourth proportional to 7,990,559.73, 11,028,052.42 and 4,506,614.06 is: 6,219,736.50
Step by Step Solution
- Step 1: Write the proportion equation
7,990,559.73 : 11,028,052.42 = 4,506,614.06 : x - Step 2: Convert to fraction form
7,990,559.73/11,028,052.42 = 4,506,614.06/x - Step 3: Cross multiply
7,990,559.73x = 11,028,052.42 × 4,506,614.06 - Step 4: Simplify right side
7,990,559.73x = 49,699,176,023,982.23 - Step 5: Solve for x
x = 49,699,176,023,982.23/7,990,559.73 - Step 6: Final answer
x = 6,219,736.50
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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.