Finding the Fourth Proportional to 14,321,620.63, 21,481,848.35 and 3,538,649.94
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Solution
The fourth proportional to 14,321,620.63, 21,481,848.35 and 3,538,649.94 is: 5,307,830.95
Step by Step Solution
- Step 1: Write the proportion equation
14,321,620.63 : 21,481,848.35 = 3,538,649.94 : x - Step 2: Convert to fraction form
14,321,620.63/21,481,848.35 = 3,538,649.94/x - Step 3: Cross multiply
14,321,620.63x = 21,481,848.35 × 3,538,649.94 - Step 4: Simplify right side
14,321,620.63x = 76,016,741,267,407.36 - Step 5: Solve for x
x = 76,016,741,267,407.36/14,321,620.63 - Step 6: Final answer
x = 5,307,830.95
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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.