Finding the Fourth Proportional to 6,734,622.24, 10,101,860.46 and 1,942,156.80
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Solution
The fourth proportional to 6,734,622.24, 10,101,860.46 and 1,942,156.80 is: 2,913,214.18
Step by Step Solution
- Step 1: Write the proportion equation
6,734,622.24 : 10,101,860.46 = 1,942,156.80 : x - Step 2: Convert to fraction form
6,734,622.24/10,101,860.46 = 1,942,156.80/x - Step 3: Cross multiply
6,734,622.24x = 10,101,860.46 × 1,942,156.80 - Step 4: Simplify right side
6,734,622.24x = 19,619,396,985,040.13 - Step 5: Solve for x
x = 19,619,396,985,040.13/6,734,622.24 - Step 6: Final answer
x = 2,913,214.18
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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.