Finding the Fourth Proportional to 10,297,798.65, 15,440,532.23 and 3,474,220.76
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Solution
The fourth proportional to 10,297,798.65, 15,440,532.23 and 3,474,220.76 is: 5,209,250.96
Step by Step Solution
- Step 1: Write the proportion equation
10,297,798.65 : 15,440,532.23 = 3,474,220.76 : x - Step 2: Convert to fraction form
10,297,798.65/15,440,532.23 = 3,474,220.76/x - Step 3: Cross multiply
10,297,798.65x = 15,440,532.23 × 3,474,220.76 - Step 4: Simplify right side
10,297,798.65x = 53,643,817,524,341.33 - Step 5: Solve for x
x = 53,643,817,524,341.33/10,297,798.65 - Step 6: Final answer
x = 5,209,250.96
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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.