Finding the Fourth Proportional to 18,466,269.98, 25,484,772.04 and 10,206,154.58
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Solution
The fourth proportional to 18,466,269.98, 25,484,772.04 and 10,206,154.58 is: 14,085,222.58
Step by Step Solution
- Step 1: Write the proportion equation
18,466,269.98 : 25,484,772.04 = 10,206,154.58 : x - Step 2: Convert to fraction form
18,466,269.98/25,484,772.04 = 10,206,154.58/x - Step 3: Cross multiply
18,466,269.98x = 25,484,772.04 × 10,206,154.58 - Step 4: Simplify right side
18,466,269.98x = 260,101,522,876,301.94 - Step 5: Solve for x
x = 260,101,522,876,301.94/18,466,269.98 - Step 6: Final answer
x = 14,085,222.58
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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.