Finding the Fourth Proportional to 15,632,780.49, 23,448,281.36 and 4,702,737.69
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Solution
The fourth proportional to 15,632,780.49, 23,448,281.36 and 4,702,737.69 is: 7,053,838.99
Step by Step Solution
- Step 1: Write the proportion equation
15,632,780.49 : 23,448,281.36 = 4,702,737.69 : x - Step 2: Convert to fraction form
15,632,780.49/23,448,281.36 = 4,702,737.69/x - Step 3: Cross multiply
15,632,780.49x = 23,448,281.36 × 4,702,737.69 - Step 4: Simplify right side
15,632,780.49x = 110,271,116,493,882.78 - Step 5: Solve for x
x = 110,271,116,493,882.78/15,632,780.49 - Step 6: Final answer
x = 7,053,838.99
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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.