Finding the Fourth Proportional to 11,560,703.16, 15,954,035.58 and 6,334,210.20
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Solution
The fourth proportional to 11,560,703.16, 15,954,035.58 and 6,334,210.20 is: 8,741,355.39
Step by Step Solution
- Step 1: Write the proportion equation
11,560,703.16 : 15,954,035.58 = 6,334,210.20 : x - Step 2: Convert to fraction form
11,560,703.16/15,954,035.58 = 6,334,210.20/x - Step 3: Cross multiply
11,560,703.16x = 15,954,035.58 × 6,334,210.20 - Step 4: Simplify right side
11,560,703.16x = 101,056,214,901,998.92 - Step 5: Solve for x
x = 101,056,214,901,998.92/11,560,703.16 - Step 6: Final answer
x = 8,741,355.39
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1.5x scale
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.