Finding the Fourth Proportional to 19,629,549.90, 29,445,246.45 and 6,166,817.10
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Solution
The fourth proportional to 19,629,549.90, 29,445,246.45 and 6,166,817.10 is: 9,250,515.18
Step by Step Solution
- Step 1: Write the proportion equation
19,629,549.90 : 29,445,246.45 = 6,166,817.10 : x - Step 2: Convert to fraction form
19,629,549.90/29,445,246.45 = 6,166,817.10/x - Step 3: Cross multiply
19,629,549.90x = 29,445,246.45 × 6,166,817.10 - Step 4: Simplify right side
19,629,549.90x = 181,583,449,321,574.28 - Step 5: Solve for x
x = 181,583,449,321,574.28/19,629,549.90 - Step 6: Final answer
x = 9,250,515.18
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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.