Finding the Fourth Proportional to 10,125,899.26, 15,182,697.92 and 3,970,506.13
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Solution
The fourth proportional to 10,125,899.26, 15,182,697.92 and 3,970,506.13 is: 5,953,347.31
Step by Step Solution
- Step 1: Write the proportion equation
10,125,899.26 : 15,182,697.92 = 3,970,506.13 : x - Step 2: Convert to fraction form
10,125,899.26/15,182,697.92 = 3,970,506.13/x - Step 3: Cross multiply
10,125,899.26x = 15,182,697.92 × 3,970,506.13 - Step 4: Simplify right side
10,125,899.26x = 60,282,995,103,488.97 - Step 5: Solve for x
x = 60,282,995,103,488.97/10,125,899.26 - Step 6: Final answer
x = 5,953,347.31
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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.