Finding the Fourth Proportional to 5,897,611.68, 8,138,966.04 and 3,319,459.44
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Solution
The fourth proportional to 5,897,611.68, 8,138,966.04 and 3,319,459.44 is: 4,581,001.45
Step by Step Solution
- Step 1: Write the proportion equation
5,897,611.68 : 8,138,966.04 = 3,319,459.44 : x - Step 2: Convert to fraction form
5,897,611.68/8,138,966.04 = 3,319,459.44/x - Step 3: Cross multiply
5,897,611.68x = 8,138,966.04 × 3,319,459.44 - Step 4: Simplify right side
5,897,611.68x = 27,016,967,653,317.42 - Step 5: Solve for x
x = 27,016,967,653,317.42/5,897,611.68 - Step 6: Final answer
x = 4,581,001.45
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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.