Finding the Fourth Proportional to 11,942,226.21, 16,480,186.12 and 6,785,587.74
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Solution
The fourth proportional to 11,942,226.21, 16,480,186.12 and 6,785,587.74 is: 9,364,062.19
Step by Step Solution
- Step 1: Write the proportion equation
11,942,226.21 : 16,480,186.12 = 6,785,587.74 : x - Step 2: Convert to fraction form
11,942,226.21/16,480,186.12 = 6,785,587.74/x - Step 3: Cross multiply
11,942,226.21x = 16,480,186.12 × 6,785,587.74 - Step 4: Simplify right side
11,942,226.21x = 111,827,748,888,790.17 - Step 5: Solve for x
x = 111,827,748,888,790.17/11,942,226.21 - Step 6: Final answer
x = 9,364,062.19
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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.