Finding the Fourth Proportional to 12,749,161.95, 17,593,330.21 and 6,947,819.13
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Solution
The fourth proportional to 12,749,161.95, 17,593,330.21 and 6,947,819.13 is: 9,587,710.69
Step by Step Solution
- Step 1: Write the proportion equation
12,749,161.95 : 17,593,330.21 = 6,947,819.13 : x - Step 2: Convert to fraction form
12,749,161.95/17,593,330.21 = 6,947,819.13/x - Step 3: Cross multiply
12,749,161.95x = 17,593,330.21 × 6,947,819.13 - Step 4: Simplify right side
12,749,161.95x = 122,235,276,261,283.36 - Step 5: Solve for x
x = 122,235,276,261,283.36/12,749,161.95 - Step 6: Final answer
x = 9,587,710.69
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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.