Finding the Fourth Proportional to 9,652,657.04, 13,320,826.44 and 5,302,145.36
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Solution
The fourth proportional to 9,652,657.04, 13,320,826.44 and 5,302,145.36 is: 7,317,048.33
Step by Step Solution
- Step 1: Write the proportion equation
9,652,657.04 : 13,320,826.44 = 5,302,145.36 : x - Step 2: Convert to fraction form
9,652,657.04/13,320,826.44 = 5,302,145.36/x - Step 3: Cross multiply
9,652,657.04x = 13,320,826.44 × 5,302,145.36 - Step 4: Simplify right side
9,652,657.04x = 70,628,958,100,211.31 - Step 5: Solve for x
x = 70,628,958,100,211.31/9,652,657.04 - Step 6: Final answer
x = 7,317,048.33
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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.