Finding the Fourth Proportional to 14,701,246.74, 20,287,737.36 and 8,174,736.08
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Solution
The fourth proportional to 14,701,246.74, 20,287,737.36 and 8,174,736.08 is: 11,281,145.16
Step by Step Solution
- Step 1: Write the proportion equation
14,701,246.74 : 20,287,737.36 = 8,174,736.08 : x - Step 2: Convert to fraction form
14,701,246.74/20,287,737.36 = 8,174,736.08/x - Step 3: Cross multiply
14,701,246.74x = 20,287,737.36 × 8,174,736.08 - Step 4: Simplify right side
14,701,246.74x = 165,846,898,578,355.94 - Step 5: Solve for x
x = 165,846,898,578,355.94/14,701,246.74 - Step 6: Final answer
x = 11,281,145.16
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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.