Finding the Fourth Proportional to 9,748,669.92, 13,453,922 and 5,398,161.12
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Solution
The fourth proportional to 9,748,669.92, 13,453,922 and 5,398,161.12 is: 7,449,881.80
Step by Step Solution
- Step 1: Write the proportion equation
9,748,669.92 : 13,453,922 = 5,398,161.12 : x - Step 2: Convert to fraction form
9,748,669.92/13,453,922 = 5,398,161.12/x - Step 3: Cross multiply
9,748,669.92x = 13,453,922 × 5,398,161.12 - Step 4: Simplify right side
9,748,669.92x = 72,626,438,651,912.64 - Step 5: Solve for x
x = 72,626,438,651,912.64/9,748,669.92 - Step 6: Final answer
x = 7,449,881.80
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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.