Finding the Fourth Proportional to 48,079,310.68, 72,118,433.58 and 11,687,735.80
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Solution
The fourth proportional to 48,079,310.68, 72,118,433.58 and 11,687,735.80 is: 17,531,474.27
Step by Step Solution
- Step 1: Write the proportion equation
48,079,310.68 : 72,118,433.58 = 11,687,735.80 : x - Step 2: Convert to fraction form
48,079,310.68/72,118,433.58 = 11,687,735.80/x - Step 3: Cross multiply
48,079,310.68x = 72,118,433.58 × 11,687,735.80 - Step 4: Simplify right side
48,079,310.68x = 842,901,197,992,888.25 - Step 5: Solve for x
x = 842,901,197,992,888.25/48,079,310.68 - Step 6: Final answer
x = 17,531,474.27
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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.