Finding the Fourth Proportional to 7,073,633, 9,739,231.62 and 6,427,119.08
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Solution
The fourth proportional to 7,073,633, 9,739,231.62 and 6,427,119.08 is: 8,849,088.07
Step by Step Solution
- Step 1: Write the proportion equation
7,073,633 : 9,739,231.62 = 6,427,119.08 : x - Step 2: Convert to fraction form
7,073,633/9,739,231.62 = 6,427,119.08/x - Step 3: Cross multiply
7,073,633x = 9,739,231.62 × 6,427,119.08 - Step 4: Simplify right side
7,073,633x = 62,595,201,369,441.30 - Step 5: Solve for x
x = 62,595,201,369,441.30/7,073,633 - Step 6: Final answer
x = 8,849,088.07
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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.