Finding the Fourth Proportional to 9,424,077.22, 13,001,486.77 and 5,449,613.99
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Solution
The fourth proportional to 9,424,077.22, 13,001,486.77 and 5,449,613.99 is: 7,518,304.72
Step by Step Solution
- Step 1: Write the proportion equation
9,424,077.22 : 13,001,486.77 = 5,449,613.99 : x - Step 2: Convert to fraction form
9,424,077.22/13,001,486.77 = 5,449,613.99/x - Step 3: Cross multiply
9,424,077.22x = 13,001,486.77 × 5,449,613.99 - Step 4: Simplify right side
9,424,077.22x = 70,853,084,245,155.80 - Step 5: Solve for x
x = 70,853,084,245,155.80/9,424,077.22 - Step 6: Final answer
x = 7,518,304.72
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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.