Finding the Fourth Proportional to 10,119,876.24, 13,965,759.18 and 5,536,197.48
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Solution
The fourth proportional to 10,119,876.24, 13,965,759.18 and 5,536,197.48 is: 7,640,133.04
Step by Step Solution
- Step 1: Write the proportion equation
10,119,876.24 : 13,965,759.18 = 5,536,197.48 : x - Step 2: Convert to fraction form
10,119,876.24/13,965,759.18 = 5,536,197.48/x - Step 3: Cross multiply
10,119,876.24x = 13,965,759.18 × 5,536,197.48 - Step 4: Simplify right side
10,119,876.24x = 77,317,200,778,602.88 - Step 5: Solve for x
x = 77,317,200,778,602.88/10,119,876.24 - Step 6: Final answer
x = 7,640,133.04
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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.