Finding the Fourth Proportional to 5,364,160.80, 8,046,241.20 and 4,671,319.20
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Solution
The fourth proportional to 5,364,160.80, 8,046,241.20 and 4,671,319.20 is: 7,006,978.80
Step by Step Solution
- Step 1: Write the proportion equation
5,364,160.80 : 8,046,241.20 = 4,671,319.20 : x - Step 2: Convert to fraction form
5,364,160.80/8,046,241.20 = 4,671,319.20/x - Step 3: Cross multiply
5,364,160.80x = 8,046,241.20 × 4,671,319.20 - Step 4: Simplify right side
5,364,160.80x = 37,586,561,005,391.04 - Step 5: Solve for x
x = 37,586,561,005,391.04/5,364,160.80 - Step 6: Final answer
x = 7,006,978.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.