Finding the Fourth Proportional to 11,190,634.98, 16,785,951.51 and 3,103,610.46
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Solution
The fourth proportional to 11,190,634.98, 16,785,951.51 and 3,103,610.46 is: 4,655,415.42
Step by Step Solution
- Step 1: Write the proportion equation
11,190,634.98 : 16,785,951.51 = 3,103,610.46 : x - Step 2: Convert to fraction form
11,190,634.98/16,785,951.51 = 3,103,610.46/x - Step 3: Cross multiply
11,190,634.98x = 16,785,951.51 × 3,103,610.46 - Step 4: Simplify right side
11,190,634.98x = 52,097,054,687,488.80 - Step 5: Solve for x
x = 52,097,054,687,488.80/11,190,634.98 - Step 6: Final answer
x = 4,655,415.42
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.