Finding the Fourth Proportional to 10,366,243.25, 15,549,371.79 and 4,299,346.01
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Solution
The fourth proportional to 10,366,243.25, 15,549,371.79 and 4,299,346.01 is: 6,449,021.88
Step by Step Solution
- Step 1: Write the proportion equation
10,366,243.25 : 15,549,371.79 = 4,299,346.01 : x - Step 2: Convert to fraction form
10,366,243.25/15,549,371.79 = 4,299,346.01/x - Step 3: Cross multiply
10,366,243.25x = 15,549,371.79 × 4,299,346.01 - Step 4: Simplify right side
10,366,243.25x = 66,852,129,563,343.05 - Step 5: Solve for x
x = 66,852,129,563,343.05/10,366,243.25 - Step 6: Final answer
x = 6,449,021.88
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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.