Finding the Fourth Proportional to 5,922,248.64, 8,172,728.96 and 3,205,994.72
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Solution
The fourth proportional to 5,922,248.64, 8,172,728.96 and 3,205,994.72 is: 4,424,286.70
Step by Step Solution
- Step 1: Write the proportion equation
5,922,248.64 : 8,172,728.96 = 3,205,994.72 : x - Step 2: Convert to fraction form
5,922,248.64/8,172,728.96 = 3,205,994.72/x - Step 3: Cross multiply
5,922,248.64x = 8,172,728.96 × 3,205,994.72 - Step 4: Simplify right side
5,922,248.64x = 26,201,725,893,751.09 - Step 5: Solve for x
x = 26,201,725,893,751.09/5,922,248.64 - Step 6: Final answer
x = 4,424,286.70
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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.