Finding the Fourth Proportional to 23,739,835.62, 32,760,973.14 and 12,874,819.62
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Solution
The fourth proportional to 23,739,835.62, 32,760,973.14 and 12,874,819.62 is: 17,767,251.07
Step by Step Solution
- Step 1: Write the proportion equation
23,739,835.62 : 32,760,973.14 = 12,874,819.62 : x - Step 2: Convert to fraction form
23,739,835.62/32,760,973.14 = 12,874,819.62/x - Step 3: Cross multiply
23,739,835.62x = 32,760,973.14 × 12,874,819.62 - Step 4: Simplify right side
23,739,835.62x = 421,791,619,753,165 - Step 5: Solve for x
x = 421,791,619,753,165/23,739,835.62 - Step 6: Final answer
x = 17,767,251.07
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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.