Finding the Fourth Proportional to 16,130,639.55, 24,198,346.68 and 5,197,164.93
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Solution
The fourth proportional to 16,130,639.55, 24,198,346.68 and 5,197,164.93 is: 7,796,516.58
Step by Step Solution
- Step 1: Write the proportion equation
16,130,639.55 : 24,198,346.68 = 5,197,164.93 : x - Step 2: Convert to fraction form
16,130,639.55/24,198,346.68 = 5,197,164.93/x - Step 3: Cross multiply
16,130,639.55x = 24,198,346.68 × 5,197,164.93 - Step 4: Simplify right side
16,130,639.55x = 125,762,798,729,277.92 - Step 5: Solve for x
x = 125,762,798,729,277.92/16,130,639.55 - Step 6: Final answer
x = 7,796,516.58
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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.