Finding the Fourth Proportional to 9,790,362.44, 13,507,753.81 and 5,868,687.66
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Solution
The fourth proportional to 9,790,362.44, 13,507,753.81 and 5,868,687.66 is: 8,097,022.82
Step by Step Solution
- Step 1: Write the proportion equation
9,790,362.44 : 13,507,753.81 = 5,868,687.66 : x - Step 2: Convert to fraction form
9,790,362.44/13,507,753.81 = 5,868,687.66/x - Step 3: Cross multiply
9,790,362.44x = 13,507,753.81 × 5,868,687.66 - Step 4: Simplify right side
9,790,362.44x = 79,272,788,120,724.09 - Step 5: Solve for x
x = 79,272,788,120,724.09/9,790,362.44 - Step 6: Final answer
x = 8,097,022.82
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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.