Finding the Fourth Proportional to 13,427,687.06, 20,141,512.14 and 6,235,287.92
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Solution
The fourth proportional to 13,427,687.06, 20,141,512.14 and 6,235,287.92 is: 9,352,923.31
Step by Step Solution
- Step 1: Write the proportion equation
13,427,687.06 : 20,141,512.14 = 6,235,287.92 : x - Step 2: Convert to fraction form
13,427,687.06/20,141,512.14 = 6,235,287.92/x - Step 3: Cross multiply
13,427,687.06x = 20,141,512.14 × 6,235,287.92 - Step 4: Simplify right side
13,427,687.06x = 125,588,127,337,075.34 - Step 5: Solve for x
x = 125,588,127,337,075.34/13,427,687.06 - Step 6: Final answer
x = 9,352,923.31
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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.