Finding the Fourth Proportional to 19,597,766.40, 29,382,652.80 and 8,806,233.60
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Solution
The fourth proportional to 19,597,766.40, 29,382,652.80 and 8,806,233.60 is: 13,203,060.95
Step by Step Solution
- Step 1: Write the proportion equation
19,597,766.40 : 29,382,652.80 = 8,806,233.60 : x - Step 2: Convert to fraction form
19,597,766.40/29,382,652.80 = 8,806,233.60/x - Step 3: Cross multiply
19,597,766.40x = 29,382,652.80 × 8,806,233.60 - Step 4: Simplify right side
19,597,766.40x = 258,750,504,344,494.06 - Step 5: Solve for x
x = 258,750,504,344,494.06/19,597,766.40 - Step 6: Final answer
x = 13,203,060.95
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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.