Finding the Fourth Proportional to 10,190,140.58, 14,062,505.63 and 5,543,952.03
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Solution
The fourth proportional to 10,190,140.58, 14,062,505.63 and 5,543,952.03 is: 7,650,714.53
Step by Step Solution
- Step 1: Write the proportion equation
10,190,140.58 : 14,062,505.63 = 5,543,952.03 : x - Step 2: Convert to fraction form
10,190,140.58/14,062,505.63 = 5,543,952.03/x - Step 3: Cross multiply
10,190,140.58x = 14,062,505.63 × 5,543,952.03 - Step 4: Simplify right side
10,190,140.58x = 77,961,856,606,605.17 - Step 5: Solve for x
x = 77,961,856,606,605.17/10,190,140.58 - Step 6: Final answer
x = 7,650,714.53
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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.