Finding the Fourth Proportional to 17,475,489.60, 26,203,903.20 and 7,366,689.60
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Solution
The fourth proportional to 17,475,489.60, 26,203,903.20 and 7,366,689.60 is: 11,046,100.89
Step by Step Solution
- Step 1: Write the proportion equation
17,475,489.60 : 26,203,903.20 = 7,366,689.60 : x - Step 2: Convert to fraction form
17,475,489.60/26,203,903.20 = 7,366,689.60/x - Step 3: Cross multiply
17,475,489.60x = 26,203,903.20 × 7,366,689.60 - Step 4: Simplify right side
17,475,489.60x = 193,036,021,182,846.72 - Step 5: Solve for x
x = 193,036,021,182,846.72/17,475,489.60 - Step 6: Final answer
x = 11,046,100.89
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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.