Finding the Fourth Proportional to 12,104,246.84, 16,704,861.46 and 6,948,604.94
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Solution
The fourth proportional to 12,104,246.84, 16,704,861.46 and 6,948,604.94 is: 9,589,649.35
Step by Step Solution
- Step 1: Write the proportion equation
12,104,246.84 : 16,704,861.46 = 6,948,604.94 : x - Step 2: Convert to fraction form
12,104,246.84/16,704,861.46 = 6,948,604.94/x - Step 3: Cross multiply
12,104,246.84x = 16,704,861.46 × 6,948,604.94 - Step 4: Simplify right side
12,104,246.84x = 116,075,482,828,228.59 - Step 5: Solve for x
x = 116,075,482,828,228.59/12,104,246.84 - Step 6: Final answer
x = 9,589,649.35
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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.