Finding the Fourth Proportional to 10,643,351.36, 15,971,326.56 and 3,916,489.28
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Solution
The fourth proportional to 10,643,351.36, 15,971,326.56 and 3,916,489.28 is: 5,877,051.99
Step by Step Solution
- Step 1: Write the proportion equation
10,643,351.36 : 15,971,326.56 = 3,916,489.28 : x - Step 2: Convert to fraction form
10,643,351.36/15,971,326.56 = 3,916,489.28/x - Step 3: Cross multiply
10,643,351.36x = 15,971,326.56 × 3,916,489.28 - Step 4: Simplify right side
10,643,351.36x = 62,551,529,259,619.27 - Step 5: Solve for x
x = 62,551,529,259,619.27/10,643,351.36 - Step 6: Final answer
x = 5,877,051.99
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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.