Finding the Fourth Proportional to 17,370,778.19, 26,056,354.37 and 5,240,346.72
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Solution
The fourth proportional to 17,370,778.19, 26,056,354.37 and 5,240,346.72 is: 7,860,576.52
Step by Step Solution
- Step 1: Write the proportion equation
17,370,778.19 : 26,056,354.37 = 5,240,346.72 : x - Step 2: Convert to fraction form
17,370,778.19/26,056,354.37 = 5,240,346.72/x - Step 3: Cross multiply
17,370,778.19x = 26,056,354.37 × 5,240,346.72 - Step 4: Simplify right side
17,370,778.19x = 136,544,331,131,785.42 - Step 5: Solve for x
x = 136,544,331,131,785.42/17,370,778.19 - Step 6: Final answer
x = 7,860,576.52
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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.