Finding the Fourth Proportional to 7,852,164.21, 10,836,003.47 and 4,414,433.49
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Solution
The fourth proportional to 7,852,164.21, 10,836,003.47 and 4,414,433.49 is: 6,091,927.69
Step by Step Solution
- Step 1: Write the proportion equation
7,852,164.21 : 10,836,003.47 = 4,414,433.49 : x - Step 2: Convert to fraction form
7,852,164.21/10,836,003.47 = 4,414,433.49/x - Step 3: Cross multiply
7,852,164.21x = 10,836,003.47 × 4,414,433.49 - Step 4: Simplify right side
7,852,164.21x = 47,834,816,593,652.05 - Step 5: Solve for x
x = 47,834,816,593,652.05/7,852,164.21 - Step 6: Final answer
x = 6,091,927.69
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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.