Finding the Fourth Proportional to 13,251,209.68, 19,876,845.30 and 4,029,266.80
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Solution
The fourth proportional to 13,251,209.68, 19,876,845.30 and 4,029,266.80 is: 6,043,909.56
Step by Step Solution
- Step 1: Write the proportion equation
13,251,209.68 : 19,876,845.30 = 4,029,266.80 : x - Step 2: Convert to fraction form
13,251,209.68/19,876,845.30 = 4,029,266.80/x - Step 3: Cross multiply
13,251,209.68x = 19,876,845.30 × 4,029,266.80 - Step 4: Simplify right side
13,251,209.68x = 80,089,112,856,026.05 - Step 5: Solve for x
x = 80,089,112,856,026.05/13,251,209.68 - Step 6: Final answer
x = 6,043,909.56
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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.