Finding the Fourth Proportional to 7,713,130.12, 11,561,537.92 and 2,852,313.36
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Solution
The fourth proportional to 7,713,130.12, 11,561,537.92 and 2,852,313.36 is: 4,275,453.49
Step by Step Solution
- Step 1: Write the proportion equation
7,713,130.12 : 11,561,537.92 = 2,852,313.36 : x - Step 2: Convert to fraction form
7,713,130.12/11,561,537.92 = 2,852,313.36/x - Step 3: Cross multiply
7,713,130.12x = 11,561,537.92 × 2,852,313.36 - Step 4: Simplify right side
7,713,130.12x = 32,977,129,071,362.61 - Step 5: Solve for x
x = 32,977,129,071,362.61/7,713,130.12 - Step 6: Final answer
x = 4,275,453.49
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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.