Finding the Fourth Proportional to 8,649,124.29, 11,935,278.56 and 4,781,414.79
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Solution
The fourth proportional to 8,649,124.29, 11,935,278.56 and 4,781,414.79 is: 6,598,068.83
Step by Step Solution
- Step 1: Write the proportion equation
8,649,124.29 : 11,935,278.56 = 4,781,414.79 : x - Step 2: Convert to fraction form
8,649,124.29/11,935,278.56 = 4,781,414.79/x - Step 3: Cross multiply
8,649,124.29x = 11,935,278.56 × 4,781,414.79 - Step 4: Simplify right side
8,649,124.29x = 57,067,517,405,646.83 - Step 5: Solve for x
x = 57,067,517,405,646.83/8,649,124.29 - Step 6: Final answer
x = 6,598,068.83
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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.