Finding the Fourth Proportional to 5,533,475.49, 7,636,202.64 and 3,052,639.89
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Solution
The fourth proportional to 5,533,475.49, 7,636,202.64 and 3,052,639.89 is: 4,212,646.61
Step by Step Solution
- Step 1: Write the proportion equation
5,533,475.49 : 7,636,202.64 = 3,052,639.89 : x - Step 2: Convert to fraction form
5,533,475.49/7,636,202.64 = 3,052,639.89/x - Step 3: Cross multiply
5,533,475.49x = 7,636,202.64 × 3,052,639.89 - Step 4: Simplify right side
5,533,475.49x = 23,310,576,786,987.31 - Step 5: Solve for x
x = 23,310,576,786,987.31/5,533,475.49 - Step 6: Final answer
x = 4,212,646.61
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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.