Finding the Fourth Proportional to 8,283,347.58, 12,420,863.58 and 4,826,206.32
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Solution
The fourth proportional to 8,283,347.58, 12,420,863.58 and 4,826,206.32 is: 7,236,886.99
Step by Step Solution
- Step 1: Write the proportion equation
8,283,347.58 : 12,420,863.58 = 4,826,206.32 : x - Step 2: Convert to fraction form
8,283,347.58/12,420,863.58 = 4,826,206.32/x - Step 3: Cross multiply
8,283,347.58x = 12,420,863.58 × 4,826,206.32 - Step 4: Simplify right side
8,283,347.58x = 59,945,650,309,653.83 - Step 5: Solve for x
x = 59,945,650,309,653.83/8,283,347.58 - Step 6: Final answer
x = 7,236,886.99
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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.