Finding the Fourth Proportional to 10,544,381.28, 14,548,455.36 and 6,192,076.32
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Solution
The fourth proportional to 10,544,381.28, 14,548,455.36 and 6,192,076.32 is: 8,543,426.45
Step by Step Solution
- Step 1: Write the proportion equation
10,544,381.28 : 14,548,455.36 = 6,192,076.32 : x - Step 2: Convert to fraction form
10,544,381.28/14,548,455.36 = 6,192,076.32/x - Step 3: Cross multiply
10,544,381.28x = 14,548,455.36 × 6,192,076.32 - Step 4: Simplify right side
10,544,381.28x = 90,085,145,927,233.08 - Step 5: Solve for x
x = 90,085,145,927,233.08/10,544,381.28 - Step 6: Final answer
x = 8,543,426.45
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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.