Finding the Fourth Proportional to 6,133,715.18, 8,464,146.64 and 3,380,248.97
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Solution
The fourth proportional to 6,133,715.18, 8,464,146.64 and 3,380,248.97 is: 4,664,533.99
Step by Step Solution
- Step 1: Write the proportion equation
6,133,715.18 : 8,464,146.64 = 3,380,248.97 : x - Step 2: Convert to fraction form
6,133,715.18/8,464,146.64 = 3,380,248.97/x - Step 3: Cross multiply
6,133,715.18x = 8,464,146.64 × 3,380,248.97 - Step 4: Simplify right side
6,133,715.18x = 28,610,922,942,758.15 - Step 5: Solve for x
x = 28,610,922,942,758.15/6,133,715.18 - Step 6: Final answer
x = 4,664,533.99
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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.