Finding the Fourth Proportional to 7,460,426.09, 11,190,638.53 and 2,069,076.49
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Solution
The fourth proportional to 7,460,426.09, 11,190,638.53 and 2,069,076.49 is: 3,103,614.56
Step by Step Solution
- Step 1: Write the proportion equation
7,460,426.09 : 11,190,638.53 = 2,069,076.49 : x - Step 2: Convert to fraction form
7,460,426.09/11,190,638.53 = 2,069,076.49/x - Step 3: Cross multiply
7,460,426.09x = 11,190,638.53 × 2,069,076.49 - Step 4: Simplify right side
7,460,426.09x = 23,154,287,065,120.91 - Step 5: Solve for x
x = 23,154,287,065,120.91/7,460,426.09 - Step 6: Final answer
x = 3,103,614.56
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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.