Finding the Fourth Proportional to 44,009,907.15, 66,014,532.67 and 13,304,427.15
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Solution
The fourth proportional to 44,009,907.15, 66,014,532.67 and 13,304,427.15 is: 19,956,541.55
Step by Step Solution
- Step 1: Write the proportion equation
44,009,907.15 : 66,014,532.67 = 13,304,427.15 : x - Step 2: Convert to fraction form
44,009,907.15/66,014,532.67 = 13,304,427.15/x - Step 3: Cross multiply
44,009,907.15x = 66,014,532.67 × 13,304,427.15 - Step 4: Simplify right side
44,009,907.15x = 878,285,540,749,310 - Step 5: Solve for x
x = 878,285,540,749,310/44,009,907.15 - Step 6: Final answer
x = 19,956,541.55
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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.