Finding the Fourth Proportional to 35,540,303.84, 53,310,456.34 and 8,613,959.84
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Solution
The fourth proportional to 35,540,303.84, 53,310,456.34 and 8,613,959.84 is: 12,920,939.90
Step by Step Solution
- Step 1: Write the proportion equation
35,540,303.84 : 53,310,456.34 = 8,613,959.84 : x - Step 2: Convert to fraction form
35,540,303.84/53,310,456.34 = 8,613,959.84/x - Step 3: Cross multiply
35,540,303.84x = 53,310,456.34 × 8,613,959.84 - Step 4: Simplify right side
35,540,303.84x = 459,214,129,964,833.44 - Step 5: Solve for x
x = 459,214,129,964,833.44/35,540,303.84 - Step 6: Final answer
x = 12,920,939.90
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.