Finding the Fourth Proportional to 17,596,865.16, 26,397,291.56 and 15,788,638.96
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Solution
The fourth proportional to 17,596,865.16, 26,397,291.56 and 15,788,638.96 is: 23,684,747.38
Step by Step Solution
- Step 1: Write the proportion equation
17,596,865.16 : 26,397,291.56 = 15,788,638.96 : x - Step 2: Convert to fraction form
17,596,865.16/26,397,291.56 = 15,788,638.96/x - Step 3: Cross multiply
17,596,865.16x = 26,397,291.56 × 15,788,638.96 - Step 4: Simplify right side
17,596,865.16x = 416,777,305,962,695.19 - Step 5: Solve for x
x = 416,777,305,962,695.19/17,596,865.16 - Step 6: Final answer
x = 23,684,747.38
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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.