Finding the Fourth Proportional to 47,717,205.51, 71,570,448.18 and 13,178,517.42
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Solution
The fourth proportional to 47,717,205.51, 71,570,448.18 and 13,178,517.42 is: 19,766,295.78
Step by Step Solution
- Step 1: Write the proportion equation
47,717,205.51 : 71,570,448.18 = 13,178,517.42 : x - Step 2: Convert to fraction form
47,717,205.51/71,570,448.18 = 13,178,517.42/x - Step 3: Cross multiply
47,717,205.51x = 71,570,448.18 × 13,178,517.42 - Step 4: Simplify right side
47,717,205.51x = 943,192,398,097,337.38 - Step 5: Solve for x
x = 943,192,398,097,337.38/47,717,205.51 - Step 6: Final answer
x = 19,766,295.78
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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.