Finding the Fourth Proportional to 6,176,116.18, 9,275,713.18 and 5,436,948.96
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Solution
The fourth proportional to 6,176,116.18, 9,275,713.18 and 5,436,948.96 is: 8,165,581.35
Step by Step Solution
- Step 1: Write the proportion equation
6,176,116.18 : 9,275,713.18 = 5,436,948.96 : x - Step 2: Convert to fraction form
6,176,116.18/9,275,713.18 = 5,436,948.96/x - Step 3: Cross multiply
6,176,116.18x = 9,275,713.18 × 5,436,948.96 - Step 4: Simplify right side
6,176,116.18x = 50,431,579,113,666.92 - Step 5: Solve for x
x = 50,431,579,113,666.92/6,176,116.18 - Step 6: Final answer
x = 8,165,581.35
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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.