Finding the Fourth Proportional to 19,811,252.15, 29,717,107.03 and 5,978,330.75
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Solution
The fourth proportional to 19,811,252.15, 29,717,107.03 and 5,978,330.75 is: 8,967,565.16
Step by Step Solution
- Step 1: Write the proportion equation
19,811,252.15 : 29,717,107.03 = 5,978,330.75 : x - Step 2: Convert to fraction form
19,811,252.15/29,717,107.03 = 5,978,330.75/x - Step 3: Cross multiply
19,811,252.15x = 29,717,107.03 × 5,978,330.75 - Step 4: Simplify right side
19,811,252.15x = 177,658,694,639,469.03 - Step 5: Solve for x
x = 177,658,694,639,469.03/19,811,252.15 - Step 6: Final answer
x = 8,967,565.16
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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.