Finding the Fourth Proportional to 32,178,230.10, 48,268,511.55 and 9,461,423.70
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Solution
The fourth proportional to 32,178,230.10, 48,268,511.55 and 9,461,423.70 is: 14,192,478.51
Step by Step Solution
- Step 1: Write the proportion equation
32,178,230.10 : 48,268,511.55 = 9,461,423.70 : x - Step 2: Convert to fraction form
32,178,230.10/48,268,511.55 = 9,461,423.70/x - Step 3: Cross multiply
32,178,230.10x = 48,268,511.55 × 9,461,423.70 - Step 4: Simplify right side
32,178,230.10x = 456,688,839,142,893.69 - Step 5: Solve for x
x = 456,688,839,142,893.69/32,178,230.10 - Step 6: Final answer
x = 14,192,478.51
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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.