Finding the Fourth Proportional to 14,793,268.21, 20,414,737.79 and 8,266,897.68
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Solution
The fourth proportional to 14,793,268.21, 20,414,737.79 and 8,266,897.68 is: 11,408,334.25
Step by Step Solution
- Step 1: Write the proportion equation
14,793,268.21 : 20,414,737.79 = 8,266,897.68 : x - Step 2: Convert to fraction form
14,793,268.21/20,414,737.79 = 8,266,897.68/x - Step 3: Cross multiply
14,793,268.21x = 20,414,737.79 × 8,266,897.68 - Step 4: Simplify right side
14,793,268.21x = 168,766,548,418,071.31 - Step 5: Solve for x
x = 168,766,548,418,071.31/14,793,268.21 - Step 6: Final answer
x = 11,408,334.25
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.