Finding the Fourth Proportional to 11,204,521.13, 15,463,031.00 and 6,243,291.81
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Solution
The fourth proportional to 11,204,521.13, 15,463,031.00 and 6,243,291.81 is: 8,616,183.92
Step by Step Solution
- Step 1: Write the proportion equation
11,204,521.13 : 15,463,031.00 = 6,243,291.81 : x - Step 2: Convert to fraction form
11,204,521.13/15,463,031.00 = 6,243,291.81/x - Step 3: Cross multiply
11,204,521.13x = 15,463,031.00 × 6,243,291.81 - Step 4: Simplify right side
11,204,521.13x = 96,540,214,768,859.64 - Step 5: Solve for x
x = 96,540,214,768,859.64/11,204,521.13 - Step 6: Final answer
x = 8,616,183.92
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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.