Finding the Fourth Proportional to 5,161,630.05, 7,748,349.98 and 3,032,913.60
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Solution
The fourth proportional to 5,161,630.05, 7,748,349.98 and 3,032,913.60 is: 4,552,840.05
Step by Step Solution
- Step 1: Write the proportion equation
5,161,630.05 : 7,748,349.98 = 3,032,913.60 : x - Step 2: Convert to fraction form
5,161,630.05/7,748,349.98 = 3,032,913.60/x - Step 3: Cross multiply
5,161,630.05x = 7,748,349.98 × 3,032,913.60 - Step 4: Simplify right side
5,161,630.05x = 23,500,076,016,737.16 - Step 5: Solve for x
x = 23,500,076,016,737.16/5,161,630.05 - Step 6: Final answer
x = 4,552,840.05
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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.