Finding the Fourth Proportional to 9,807,221.36, 13,526,296.98 and 6,370,569.56
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Solution
The fourth proportional to 9,807,221.36, 13,526,296.98 and 6,370,569.56 is: 8,786,404.69
Step by Step Solution
- Step 1: Write the proportion equation
9,807,221.36 : 13,526,296.98 = 6,370,569.56 : x - Step 2: Convert to fraction form
9,807,221.36/13,526,296.98 = 6,370,569.56/x - Step 3: Cross multiply
9,807,221.36x = 13,526,296.98 × 6,370,569.56 - Step 4: Simplify right side
9,807,221.36x = 86,170,215,800,307.92 - Step 5: Solve for x
x = 86,170,215,800,307.92/9,807,221.36 - Step 6: Final answer
x = 8,786,404.69
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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.