Finding the Fourth Proportional to 19,586,294.66, 27,000,599.58 and 13,687,615.05
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Solution
The fourth proportional to 19,586,294.66, 27,000,599.58 and 13,687,615.05 is: 18,869,000.99
Step by Step Solution
- Step 1: Write the proportion equation
19,586,294.66 : 27,000,599.58 = 13,687,615.05 : x - Step 2: Convert to fraction form
19,586,294.66/27,000,599.58 = 13,687,615.05/x - Step 3: Cross multiply
19,586,294.66x = 27,000,599.58 × 13,687,615.05 - Step 4: Simplify right side
19,586,294.66x = 369,573,813,170,231.69 - Step 5: Solve for x
x = 369,573,813,170,231.69/19,586,294.66 - Step 6: Final answer
x = 18,869,000.99
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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.