Finding the Fourth Proportional to 7,655,532.16, 11,482,916.58 and 2,862,869.08
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Solution
The fourth proportional to 7,655,532.16, 11,482,916.58 and 2,862,869.08 is: 4,294,160.89
Step by Step Solution
- Step 1: Write the proportion equation
7,655,532.16 : 11,482,916.58 = 2,862,869.08 : x - Step 2: Convert to fraction form
7,655,532.16/11,482,916.58 = 2,862,869.08/x - Step 3: Cross multiply
7,655,532.16x = 11,482,916.58 × 2,862,869.08 - Step 4: Simplify right side
7,655,532.16x = 32,874,086,825,101.35 - Step 5: Solve for x
x = 32,874,086,825,101.35/7,655,532.16 - Step 6: Final answer
x = 4,294,160.89
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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.