Finding the Fourth Proportional to 14,379,641.84, 19,844,395.38 and 8,504,312.46
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Solution
The fourth proportional to 14,379,641.84, 19,844,395.38 and 8,504,312.46 is: 11,736,240.77
Step by Step Solution
- Step 1: Write the proportion equation
14,379,641.84 : 19,844,395.38 = 8,504,312.46 : x - Step 2: Convert to fraction form
14,379,641.84/19,844,395.38 = 8,504,312.46/x - Step 3: Cross multiply
14,379,641.84x = 19,844,395.38 × 8,504,312.46 - Step 4: Simplify right side
14,379,641.84x = 168,762,938,891,300.44 - Step 5: Solve for x
x = 168,762,938,891,300.44/14,379,641.84 - Step 6: Final answer
x = 11,736,240.77
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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.