Finding the Fourth Proportional to 11,428,797.28, 15,771,740.27 and 6,845,118.66
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Solution
The fourth proportional to 11,428,797.28, 15,771,740.27 and 6,845,118.66 is: 9,446,263.76
Step by Step Solution
- Step 1: Write the proportion equation
11,428,797.28 : 15,771,740.27 = 6,845,118.66 : x - Step 2: Convert to fraction form
11,428,797.28/15,771,740.27 = 6,845,118.66/x - Step 3: Cross multiply
11,428,797.28x = 15,771,740.27 × 6,845,118.66 - Step 4: Simplify right side
11,428,797.28x = 107,959,433,622,850.44 - Step 5: Solve for x
x = 107,959,433,622,850.44/11,428,797.28 - Step 6: Final answer
x = 9,446,263.76
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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.