Finding the Fourth Proportional to 17,347,856.70, 26,021,785.05 and 8,389,904.70
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Solution
The fourth proportional to 17,347,856.70, 26,021,785.05 and 8,389,904.70 is: 12,584,857.05
Step by Step Solution
- Step 1: Write the proportion equation
17,347,856.70 : 26,021,785.05 = 8,389,904.70 : x - Step 2: Convert to fraction form
17,347,856.70/26,021,785.05 = 8,389,904.70/x - Step 3: Cross multiply
17,347,856.70x = 26,021,785.05 × 8,389,904.70 - Step 4: Simplify right side
17,347,856.70x = 218,320,296,693,384.72 - Step 5: Solve for x
x = 218,320,296,693,384.72/17,347,856.70 - Step 6: Final answer
x = 12,584,857.05
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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.