Finding the Fourth Proportional to 12,183,435.40, 16,813,159.14 and 6,675,935.08
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Solution
The fourth proportional to 12,183,435.40, 16,813,159.14 and 6,675,935.08 is: 9,212,800.43
Step by Step Solution
- Step 1: Write the proportion equation
12,183,435.40 : 16,813,159.14 = 6,675,935.08 : x - Step 2: Convert to fraction form
12,183,435.40/16,813,159.14 = 6,675,935.08/x - Step 3: Cross multiply
12,183,435.40x = 16,813,159.14 × 6,675,935.08 - Step 4: Simplify right side
12,183,435.40x = 112,243,558,908,348.64 - Step 5: Solve for x
x = 112,243,558,908,348.64/12,183,435.40 - Step 6: Final answer
x = 9,212,800.43
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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.