Finding the Fourth Proportional to 14,213,138.76, 19,614,248.82 and 8,101,960.92
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Solution
The fourth proportional to 14,213,138.76, 19,614,248.82 and 8,101,960.92 is: 11,180,772.95
Step by Step Solution
- Step 1: Write the proportion equation
14,213,138.76 : 19,614,248.82 = 8,101,960.92 : x - Step 2: Convert to fraction form
14,213,138.76/19,614,248.82 = 8,101,960.92/x - Step 3: Cross multiply
14,213,138.76x = 19,614,248.82 × 8,101,960.92 - Step 4: Simplify right side
14,213,138.76x = 158,913,877,414,796.12 - Step 5: Solve for x
x = 158,913,877,414,796.12/14,213,138.76 - Step 6: Final answer
x = 11,180,772.95
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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.