Finding the Fourth Proportional to 5,474,304.99, 7,554,495.11 and 3,151,652.67
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Solution
The fourth proportional to 5,474,304.99, 7,554,495.11 and 3,151,652.67 is: 4,349,254.33
Step by Step Solution
- Step 1: Write the proportion equation
5,474,304.99 : 7,554,495.11 = 3,151,652.67 : x - Step 2: Convert to fraction form
5,474,304.99/7,554,495.11 = 3,151,652.67/x - Step 3: Cross multiply
5,474,304.99x = 7,554,495.11 × 3,151,652.67 - Step 4: Simplify right side
5,474,304.99x = 23,809,144,668,175.18 - Step 5: Solve for x
x = 23,809,144,668,175.18/5,474,304.99 - Step 6: Final answer
x = 4,349,254.33
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1.5x scale
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.