Finding the Fourth Proportional to 14,372,638.88, 21,557,743.84 and 4,657,046.24
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Solution
The fourth proportional to 14,372,638.88, 21,557,743.84 and 4,657,046.24 is: 6,985,175.84
Step by Step Solution
- Step 1: Write the proportion equation
14,372,638.88 : 21,557,743.84 = 4,657,046.24 : x - Step 2: Convert to fraction form
14,372,638.88/21,557,743.84 = 4,657,046.24/x - Step 3: Cross multiply
14,372,638.88x = 21,557,743.84 × 4,657,046.24 - Step 4: Simplify right side
14,372,638.88x = 100,395,409,892,955.17 - Step 5: Solve for x
x = 100,395,409,892,955.17/14,372,638.88 - Step 6: Final answer
x = 6,985,175.84
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.