Finding the Fourth Proportional to 10,346,965.06, 14,278,128.22 and 6,214,540.62
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Solution
The fourth proportional to 10,346,965.06, 14,278,128.22 and 6,214,540.62 is: 8,575,655.50
Step by Step Solution
- Step 1: Write the proportion equation
10,346,965.06 : 14,278,128.22 = 6,214,540.62 : x - Step 2: Convert to fraction form
10,346,965.06/14,278,128.22 = 6,214,540.62/x - Step 3: Cross multiply
10,346,965.06x = 14,278,128.22 × 6,214,540.62 - Step 4: Simplify right side
10,346,965.06x = 88,732,007,800,758.30 - Step 5: Solve for x
x = 88,732,007,800,758.30/10,346,965.06 - Step 6: Final answer
x = 8,575,655.50
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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.