Finding the Fourth Proportional to 6,281,216.06, 9,379,274.79 and 4,987,304.88
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Solution
The fourth proportional to 6,281,216.06, 9,379,274.79 and 4,987,304.88 is: 7,447,173.04
Step by Step Solution
- Step 1: Write the proportion equation
6,281,216.06 : 9,379,274.79 = 4,987,304.88 : x - Step 2: Convert to fraction form
6,281,216.06/9,379,274.79 = 4,987,304.88/x - Step 3: Cross multiply
6,281,216.06x = 9,379,274.79 × 4,987,304.88 - Step 4: Simplify right side
6,281,216.06x = 46,777,302,931,027.97 - Step 5: Solve for x
x = 46,777,302,931,027.97/6,281,216.06 - Step 6: Final answer
x = 7,447,173.04
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.