Finding the Fourth Proportional to 7,610,437.50, 11,414,441.05 and 2,217,826.53
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Solution
The fourth proportional to 7,610,437.50, 11,414,441.05 and 2,217,826.53 is: 3,326,385.66
Step by Step Solution
- Step 1: Write the proportion equation
7,610,437.50 : 11,414,441.05 = 2,217,826.53 : x - Step 2: Convert to fraction form
7,610,437.50/11,414,441.05 = 2,217,826.53/x - Step 3: Cross multiply
7,610,437.50x = 11,414,441.05 × 2,217,826.53 - Step 4: Simplify right side
7,610,437.50x = 25,315,250,185,811.05 - Step 5: Solve for x
x = 25,315,250,185,811.05/7,610,437.50 - Step 6: Final answer
x = 3,326,385.66
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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.