Finding the Fourth Proportional to 7,460,423.12, 11,190,634.04 and 2,069,073.48
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Solution
The fourth proportional to 7,460,423.12, 11,190,634.04 and 2,069,073.48 is: 3,103,610.04
Step by Step Solution
- Step 1: Write the proportion equation
7,460,423.12 : 11,190,634.04 = 2,069,073.48 : x - Step 2: Convert to fraction form
7,460,423.12/11,190,634.04 = 2,069,073.48/x - Step 3: Cross multiply
7,460,423.12x = 11,190,634.04 × 2,069,073.48 - Step 4: Simplify right side
7,460,423.12x = 23,154,244,116,549.26 - Step 5: Solve for x
x = 23,154,244,116,549.26/7,460,423.12 - Step 6: Final answer
x = 3,103,610.04
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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.