Finding the Fourth Proportional to 7,838,334.90, 11,758,241.88 and 3,046,391.10
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Solution
The fourth proportional to 7,838,334.90, 11,758,241.88 and 3,046,391.10 is: 4,569,874.07
Step by Step Solution
- Step 1: Write the proportion equation
7,838,334.90 : 11,758,241.88 = 3,046,391.10 : x - Step 2: Convert to fraction form
7,838,334.90/11,758,241.88 = 3,046,391.10/x - Step 3: Cross multiply
7,838,334.90x = 11,758,241.88 × 3,046,391.10 - Step 4: Simplify right side
7,838,334.90x = 35,820,203,414,879.27 - Step 5: Solve for x
x = 35,820,203,414,879.27/7,838,334.90 - Step 6: Final answer
x = 4,569,874.07
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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.