Finding the Fourth Proportional to 10,107,750.54, 15,163,193.40 and 4,271,960.82
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Solution
The fourth proportional to 10,107,750.54, 15,163,193.40 and 4,271,960.82 is: 6,408,603.76
Step by Step Solution
- Step 1: Write the proportion equation
10,107,750.54 : 15,163,193.40 = 4,271,960.82 : x - Step 2: Convert to fraction form
10,107,750.54/15,163,193.40 = 4,271,960.82/x - Step 3: Cross multiply
10,107,750.54x = 15,163,193.40 × 4,271,960.82 - Step 4: Simplify right side
10,107,750.54x = 64,776,568,110,882.59 - Step 5: Solve for x
x = 64,776,568,110,882.59/10,107,750.54 - Step 6: Final answer
x = 6,408,603.76
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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.