Finding the Fourth Proportional to 11,397,732.12, 15,728,873.72 and 6,170,739.26
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Solution
The fourth proportional to 11,397,732.12, 15,728,873.72 and 6,170,739.26 is: 8,515,622.01
Step by Step Solution
- Step 1: Write the proportion equation
11,397,732.12 : 15,728,873.72 = 6,170,739.26 : x - Step 2: Convert to fraction form
11,397,732.12/15,728,873.72 = 6,170,739.26/x - Step 3: Cross multiply
11,397,732.12x = 15,728,873.72 × 6,170,739.26 - Step 4: Simplify right side
11,397,732.12x = 97,058,778,470,088.17 - Step 5: Solve for x
x = 97,058,778,470,088.17/11,397,732.12 - Step 6: Final answer
x = 8,515,622.01
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.