Finding the Fourth Proportional to 6,145,442.01, 8,480,663.19 and 3,392,129.07
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Solution
The fourth proportional to 6,145,442.01, 8,480,663.19 and 3,392,129.07 is: 4,681,112.29
Step by Step Solution
- Step 1: Write the proportion equation
6,145,442.01 : 8,480,663.19 = 3,392,129.07 : x - Step 2: Convert to fraction form
6,145,442.01/8,480,663.19 = 3,392,129.07/x - Step 3: Cross multiply
6,145,442.01x = 8,480,663.19 × 3,392,129.07 - Step 4: Simplify right side
6,145,442.01x = 28,767,504,139,677.93 - Step 5: Solve for x
x = 28,767,504,139,677.93/6,145,442.01 - Step 6: Final answer
x = 4,681,112.29
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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.