Finding the Fourth Proportional to 7,853,040.99, 11,779,564.91 and 2,462,111.66
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Solution
The fourth proportional to 7,853,040.99, 11,779,564.91 and 2,462,111.66 is: 3,693,168.57
Step by Step Solution
- Step 1: Write the proportion equation
7,853,040.99 : 11,779,564.91 = 2,462,111.66 : x - Step 2: Convert to fraction form
7,853,040.99/11,779,564.91 = 2,462,111.66/x - Step 3: Cross multiply
7,853,040.99x = 11,779,564.91 × 2,462,111.66 - Step 4: Simplify right side
7,853,040.99x = 29,002,604,131,776.20 - Step 5: Solve for x
x = 29,002,604,131,776.20/7,853,040.99 - Step 6: Final answer
x = 3,693,168.57
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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.