Finding the Fourth Proportional to 17,648,481.07, 26,474,246.43 and 4,868,985.79
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Solution
The fourth proportional to 17,648,481.07, 26,474,246.43 and 4,868,985.79 is: 7,303,899.36
Step by Step Solution
- Step 1: Write the proportion equation
17,648,481.07 : 26,474,246.43 = 4,868,985.79 : x - Step 2: Convert to fraction form
17,648,481.07/26,474,246.43 = 4,868,985.79/x - Step 3: Cross multiply
17,648,481.07x = 26,474,246.43 × 4,868,985.79 - Step 4: Simplify right side
17,648,481.07x = 128,902,729,668,628.23 - Step 5: Solve for x
x = 128,902,729,668,628.23/17,648,481.07 - Step 6: Final answer
x = 7,303,899.36
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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.