Finding the Fourth Proportional to 14,193,069.68, 19,586,444.04 and 7,666,699.28
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Solution
The fourth proportional to 14,193,069.68, 19,586,444.04 and 7,666,699.28 is: 10,580,049.26
Step by Step Solution
- Step 1: Write the proportion equation
14,193,069.68 : 19,586,444.04 = 7,666,699.28 : x - Step 2: Convert to fraction form
14,193,069.68/19,586,444.04 = 7,666,699.28/x - Step 3: Cross multiply
14,193,069.68x = 19,586,444.04 × 7,666,699.28 - Step 4: Simplify right side
14,193,069.68x = 150,163,376,419,228.28 - Step 5: Solve for x
x = 150,163,376,419,228.28/14,193,069.68 - Step 6: Final answer
x = 10,580,049.26
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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.