Finding the Fourth Proportional to 8,806,576.28, 12,153,740.88 and 4,887,074.36
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Solution
The fourth proportional to 8,806,576.28, 12,153,740.88 and 4,887,074.36 is: 6,744,531.99
Step by Step Solution
- Step 1: Write the proportion equation
8,806,576.28 : 12,153,740.88 = 4,887,074.36 : x - Step 2: Convert to fraction form
8,806,576.28/12,153,740.88 = 4,887,074.36/x - Step 3: Cross multiply
8,806,576.28x = 12,153,740.88 × 4,887,074.36 - Step 4: Simplify right side
8,806,576.28x = 59,396,235,432,731.84 - Step 5: Solve for x
x = 59,396,235,432,731.84/8,806,576.28 - Step 6: Final answer
x = 6,744,531.99
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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.