Finding the Fourth Proportional to 5,564,477.44, 7,678,863.36 and 3,020,861.44
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Solution
The fourth proportional to 5,564,477.44, 7,678,863.36 and 3,020,861.44 is: 4,168,726.08
Step by Step Solution
- Step 1: Write the proportion equation
5,564,477.44 : 7,678,863.36 = 3,020,861.44 : x - Step 2: Convert to fraction form
5,564,477.44/7,678,863.36 = 3,020,861.44/x - Step 3: Cross multiply
5,564,477.44x = 7,678,863.36 × 3,020,861.44 - Step 4: Simplify right side
5,564,477.44x = 23,196,782,227,252.84 - Step 5: Solve for x
x = 23,196,782,227,252.84/5,564,477.44 - Step 6: Final answer
x = 4,168,726.08
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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.