Finding the Fourth Proportional to 11,476,765.64, 15,837,425.70 and 6,578,476.14
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Solution
The fourth proportional to 11,476,765.64, 15,837,425.70 and 6,578,476.14 is: 9,078,004.24
Step by Step Solution
- Step 1: Write the proportion equation
11,476,765.64 : 15,837,425.70 = 6,578,476.14 : x - Step 2: Convert to fraction form
11,476,765.64/15,837,425.70 = 6,578,476.14/x - Step 3: Cross multiply
11,476,765.64x = 15,837,425.70 × 6,578,476.14 - Step 4: Simplify right side
11,476,765.64x = 104,186,127,086,472.78 - Step 5: Solve for x
x = 104,186,127,086,472.78/11,476,765.64 - Step 6: Final answer
x = 9,078,004.24
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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.