Finding the Fourth Proportional to 6,341,128.76, 8,750,647.33 and 3,859,452.38
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Solution
The fourth proportional to 6,341,128.76, 8,750,647.33 and 3,859,452.38 is: 5,325,977.12
Step by Step Solution
- Step 1: Write the proportion equation
6,341,128.76 : 8,750,647.33 = 3,859,452.38 : x - Step 2: Convert to fraction form
6,341,128.76/8,750,647.33 = 3,859,452.38/x - Step 3: Cross multiply
6,341,128.76x = 8,750,647.33 × 3,859,452.38 - Step 4: Simplify right side
6,341,128.76x = 33,772,706,664,309.14 - Step 5: Solve for x
x = 33,772,706,664,309.14/6,341,128.76 - Step 6: Final answer
x = 5,325,977.12
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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.