Finding the Fourth Proportional to 7,645,393.52, 11,462,775.84 and 3,383,236.88
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Solution
The fourth proportional to 7,645,393.52, 11,462,775.84 and 3,383,236.88 is: 5,072,503.58
Step by Step Solution
- Step 1: Write the proportion equation
7,645,393.52 : 11,462,775.84 = 3,383,236.88 : x - Step 2: Convert to fraction form
7,645,393.52/11,462,775.84 = 3,383,236.88/x - Step 3: Cross multiply
7,645,393.52x = 11,462,775.84 × 3,383,236.88 - Step 4: Simplify right side
7,645,393.52x = 38,781,285,969,060.98 - Step 5: Solve for x
x = 38,781,285,969,060.98/7,645,393.52 - Step 6: Final answer
x = 5,072,503.58
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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.