Finding the Fourth Proportional to 17,447,973.28, 26,169,957.60 and 4,669,474.84
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Solution
The fourth proportional to 17,447,973.28, 26,169,957.60 and 4,669,474.84 is: 7,003,676.39
Step by Step Solution
- Step 1: Write the proportion equation
17,447,973.28 : 26,169,957.60 = 4,669,474.84 : x - Step 2: Convert to fraction form
17,447,973.28/26,169,957.60 = 4,669,474.84/x - Step 3: Cross multiply
17,447,973.28x = 26,169,957.60 × 4,669,474.84 - Step 4: Simplify right side
17,447,973.28x = 122,199,958,577,066.78 - Step 5: Solve for x
x = 122,199,958,577,066.78/17,447,973.28 - Step 6: Final answer
x = 7,003,676.39
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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.