Finding the Fourth Proportional to 5,433,508.68, 7,497,936.90 and 3,256,962.54
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Solution
The fourth proportional to 5,433,508.68, 7,497,936.90 and 3,256,962.54 is: 4,494,425.43
Step by Step Solution
- Step 1: Write the proportion equation
5,433,508.68 : 7,497,936.90 = 3,256,962.54 : x - Step 2: Convert to fraction form
5,433,508.68/7,497,936.90 = 3,256,962.54/x - Step 3: Cross multiply
5,433,508.68x = 7,497,936.90 × 3,256,962.54 - Step 4: Simplify right side
5,433,508.68x = 24,420,499,610,583.73 - Step 5: Solve for x
x = 24,420,499,610,583.73/5,433,508.68 - Step 6: Final answer
x = 4,494,425.43
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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.