Finding the Fourth Proportional to 7,549,400.18, 11,313,544.45 and 4,083,657.53
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Solution
The fourth proportional to 7,549,400.18, 11,313,544.45 and 4,083,657.53 is: 6,119,776.38
Step by Step Solution
- Step 1: Write the proportion equation
7,549,400.18 : 11,313,544.45 = 4,083,657.53 : x - Step 2: Convert to fraction form
7,549,400.18/11,313,544.45 = 4,083,657.53/x - Step 3: Cross multiply
7,549,400.18x = 11,313,544.45 × 4,083,657.53 - Step 4: Simplify right side
7,549,400.18x = 46,200,640,930,853.83 - Step 5: Solve for x
x = 46,200,640,930,853.83/7,549,400.18 - Step 6: Final answer
x = 6,119,776.38
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.