Finding the Fourth Proportional to 15,623,899.05, 23,427,286.26 and 4,838,205.54
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Solution
The fourth proportional to 15,623,899.05, 23,427,286.26 and 4,838,205.54 is: 7,254,656.84
Step by Step Solution
- Step 1: Write the proportion equation
15,623,899.05 : 23,427,286.26 = 4,838,205.54 : x - Step 2: Convert to fraction form
15,623,899.05/23,427,286.26 = 4,838,205.54/x - Step 3: Cross multiply
15,623,899.05x = 23,427,286.26 × 4,838,205.54 - Step 4: Simplify right side
15,623,899.05x = 113,346,026,170,297.89 - Step 5: Solve for x
x = 113,346,026,170,297.89/15,623,899.05 - Step 6: Final answer
x = 7,254,656.84
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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.