Finding the Fourth Proportional to 35,435,140.26, 48,899,422.78 and 19,540,216.53
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Solution
The fourth proportional to 35,435,140.26, 48,899,422.78 and 19,540,216.53 is: 26,964,908.35
Step by Step Solution
- Step 1: Write the proportion equation
35,435,140.26 : 48,899,422.78 = 19,540,216.53 : x - Step 2: Convert to fraction form
35,435,140.26/48,899,422.78 = 19,540,216.53/x - Step 3: Cross multiply
35,435,140.26x = 48,899,422.78 × 19,540,216.53 - Step 4: Simplify right side
35,435,140.26x = 955,505,309,264,364.12 - Step 5: Solve for x
x = 955,505,309,264,364.12/35,435,140.26 - Step 6: Final answer
x = 26,964,908.35
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.