Finding the Fourth Proportional to 14,383,596.40, 21,575,246.64 and 8,314,466.56
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Solution
The fourth proportional to 14,383,596.40, 21,575,246.64 and 8,314,466.56 is: 12,471,614.31
Step by Step Solution
- Step 1: Write the proportion equation
14,383,596.40 : 21,575,246.64 = 8,314,466.56 : x - Step 2: Convert to fraction form
14,383,596.40/21,575,246.64 = 8,314,466.56/x - Step 3: Cross multiply
14,383,596.40x = 21,575,246.64 × 8,314,466.56 - Step 4: Simplify right side
14,383,596.40x = 179,386,666,712,032.34 - Step 5: Solve for x
x = 179,386,666,712,032.34/14,383,596.40 - Step 6: Final answer
x = 12,471,614.31
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.