Finding the Fourth Proportional to 10,077,541.35, 13,906,874.26 and 5,667,265.68
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Solution
The fourth proportional to 10,077,541.35, 13,906,874.26 and 5,667,265.68 is: 7,820,751.95
Step by Step Solution
- Step 1: Write the proportion equation
10,077,541.35 : 13,906,874.26 = 5,667,265.68 : x - Step 2: Convert to fraction form
10,077,541.35/13,906,874.26 = 5,667,265.68/x - Step 3: Cross multiply
10,077,541.35x = 13,906,874.26 × 5,667,265.68 - Step 4: Simplify right side
10,077,541.35x = 78,813,951,132,828.33 - Step 5: Solve for x
x = 78,813,951,132,828.33/10,077,541.35 - Step 6: Final answer
x = 7,820,751.95
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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.