Finding the Fourth Proportional to 26,422,905.44, 39,634,418.76 and 7,253,924.96
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Solution
The fourth proportional to 26,422,905.44, 39,634,418.76 and 7,253,924.96 is: 10,880,904.08
Step by Step Solution
- Step 1: Write the proportion equation
26,422,905.44 : 39,634,418.76 = 7,253,924.96 : x - Step 2: Convert to fraction form
26,422,905.44/39,634,418.76 = 7,253,924.96/x - Step 3: Cross multiply
26,422,905.44x = 39,634,418.76 × 7,253,924.96 - Step 4: Simplify right side
26,422,905.44x = 287,505,099,518,256.25 - Step 5: Solve for x
x = 287,505,099,518,256.25/26,422,905.44 - Step 6: Final answer
x = 10,880,904.08
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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.