Finding the Fourth Proportional to 6,995,475.19, 9,653,626.41 and 3,812,930.05
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Solution
The fourth proportional to 6,995,475.19, 9,653,626.41 and 3,812,930.05 is: 5,261,772.96
Step by Step Solution
- Step 1: Write the proportion equation
6,995,475.19 : 9,653,626.41 = 3,812,930.05 : x - Step 2: Convert to fraction form
6,995,475.19/9,653,626.41 = 3,812,930.05/x - Step 3: Cross multiply
6,995,475.19x = 9,653,626.41 × 3,812,930.05 - Step 4: Simplify right side
6,995,475.19x = 36,808,602,230,162.62 - Step 5: Solve for x
x = 36,808,602,230,162.62/6,995,475.19 - Step 6: Final answer
x = 5,261,772.96
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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.