Finding the Fourth Proportional to 14,343,202.98, 19,794,321.92 and 8,065,706.11
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Solution
The fourth proportional to 14,343,202.98, 19,794,321.92 and 8,065,706.11 is: 11,131,069.08
Step by Step Solution
- Step 1: Write the proportion equation
14,343,202.98 : 19,794,321.92 = 8,065,706.11 : x - Step 2: Convert to fraction form
14,343,202.98/19,794,321.92 = 8,065,706.11/x - Step 3: Cross multiply
14,343,202.98x = 19,794,321.92 × 8,065,706.11 - Step 4: Simplify right side
14,343,202.98x = 159,655,183,224,129.38 - Step 5: Solve for x
x = 159,655,183,224,129.38/14,343,202.98 - Step 6: Final answer
x = 11,131,069.08
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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.