Finding the Fourth Proportional to 5,475,551.64, 7,553,977.97 and 3,151,888.17
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Solution
The fourth proportional to 5,475,551.64, 7,553,977.97 and 3,151,888.17 is: 4,348,291.34
Step by Step Solution
- Step 1: Write the proportion equation
5,475,551.64 : 7,553,977.97 = 3,151,888.17 : x - Step 2: Convert to fraction form
5,475,551.64/7,553,977.97 = 3,151,888.17/x - Step 3: Cross multiply
5,475,551.64x = 7,553,977.97 × 3,151,888.17 - Step 4: Simplify right side
5,475,551.64x = 23,809,293,784,324.17 - Step 5: Solve for x
x = 23,809,293,784,324.17/5,475,551.64 - Step 6: Final answer
x = 4,348,291.34
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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.