Finding the Fourth Proportional to 26,909,549.70, 40,364,324.55 and 22,185,629.70
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Solution
The fourth proportional to 26,909,549.70, 40,364,324.55 and 22,185,629.70 is: 33,278,444.55
Step by Step Solution
- Step 1: Write the proportion equation
26,909,549.70 : 40,364,324.55 = 22,185,629.70 : x - Step 2: Convert to fraction form
26,909,549.70/40,364,324.55 = 22,185,629.70/x - Step 3: Cross multiply
26,909,549.70x = 40,364,324.55 × 22,185,629.70 - Step 4: Simplify right side
26,909,549.70x = 895,507,957,556,919 - Step 5: Solve for x
x = 895,507,957,556,919/26,909,549.70 - Step 6: Final answer
x = 33,278,444.55
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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.