Finding the Fourth Proportional to 7,584,047.20, 11,376,070.80 and 2,534,701.60
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Solution
The fourth proportional to 7,584,047.20, 11,376,070.80 and 2,534,701.60 is: 3,802,052.40
Step by Step Solution
- Step 1: Write the proportion equation
7,584,047.20 : 11,376,070.80 = 2,534,701.60 : x - Step 2: Convert to fraction form
7,584,047.20/11,376,070.80 = 2,534,701.60/x - Step 3: Cross multiply
7,584,047.20x = 11,376,070.80 × 2,534,701.60 - Step 4: Simplify right side
7,584,047.20x = 28,834,944,858,473.28 - Step 5: Solve for x
x = 28,834,944,858,473.28/7,584,047.20 - Step 6: Final answer
x = 3,802,052.40
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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.