Finding the Fourth Proportional to 6,173,129.07, 8,518,110.26 and 3,559,729.68
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Solution
The fourth proportional to 6,173,129.07, 8,518,110.26 and 3,559,729.68 is: 4,911,961.11
Step by Step Solution
- Step 1: Write the proportion equation
6,173,129.07 : 8,518,110.26 = 3,559,729.68 : x - Step 2: Convert to fraction form
6,173,129.07/8,518,110.26 = 3,559,729.68/x - Step 3: Cross multiply
6,173,129.07x = 8,518,110.26 × 3,559,729.68 - Step 4: Simplify right side
6,173,129.07x = 30,322,169,892,235.87 - Step 5: Solve for x
x = 30,322,169,892,235.87/6,173,129.07 - Step 6: Final answer
x = 4,911,961.11
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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.