Finding the Fourth Proportional to 7,671,004.88, 10,586,240.92 and 4,186,534.32
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Solution
The fourth proportional to 7,671,004.88, 10,586,240.92 and 4,186,534.32 is: 5,777,556.09
Step by Step Solution
- Step 1: Write the proportion equation
7,671,004.88 : 10,586,240.92 = 4,186,534.32 : x - Step 2: Convert to fraction form
7,671,004.88/10,586,240.92 = 4,186,534.32/x - Step 3: Cross multiply
7,671,004.88x = 10,586,240.92 × 4,186,534.32 - Step 4: Simplify right side
7,671,004.88x = 44,319,660,931,368.38 - Step 5: Solve for x
x = 44,319,660,931,368.38/7,671,004.88 - Step 6: Final answer
x = 5,777,556.09
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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.