Finding the Fourth Proportional to 38,532,414.44, 57,758,161.98 and 12,964,547.36
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Solution
The fourth proportional to 38,532,414.44, 57,758,161.98 and 12,964,547.36 is: 19,433,208.05
Step by Step Solution
- Step 1: Write the proportion equation
38,532,414.44 : 57,758,161.98 = 12,964,547.36 : x - Step 2: Convert to fraction form
38,532,414.44/57,758,161.98 = 12,964,547.36/x - Step 3: Cross multiply
38,532,414.44x = 57,758,161.98 × 12,964,547.36 - Step 4: Simplify right side
38,532,414.44x = 748,808,426,416,261.25 - Step 5: Solve for x
x = 748,808,426,416,261.25/38,532,414.44 - Step 6: Final answer
x = 19,433,208.05
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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.