Finding the Fourth Proportional to 7,796,246.10, 11,681,927.55 and 6,527,202.90
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Solution
The fourth proportional to 7,796,246.10, 11,681,927.55 and 6,527,202.90 is: 9,780,387.95
Step by Step Solution
- Step 1: Write the proportion equation
7,796,246.10 : 11,681,927.55 = 6,527,202.90 : x - Step 2: Convert to fraction form
7,796,246.10/11,681,927.55 = 6,527,202.90/x - Step 3: Cross multiply
7,796,246.10x = 11,681,927.55 × 6,527,202.90 - Step 4: Simplify right side
7,796,246.10x = 76,250,311,381,949.91 - Step 5: Solve for x
x = 76,250,311,381,949.91/7,796,246.10 - Step 6: Final answer
x = 9,780,387.95
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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.