Finding the Fourth Proportional to 7,051,396.50, 10,577,872.35 and 2,257,959.06
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Solution
The fourth proportional to 7,051,396.50, 10,577,872.35 and 2,257,959.06 is: 3,387,187.59
Step by Step Solution
- Step 1: Write the proportion equation
7,051,396.50 : 10,577,872.35 = 2,257,959.06 : x - Step 2: Convert to fraction form
7,051,396.50/10,577,872.35 = 2,257,959.06/x - Step 3: Cross multiply
7,051,396.50x = 10,577,872.35 × 2,257,959.06 - Step 4: Simplify right side
7,051,396.50x = 23,884,402,708,205.99 - Step 5: Solve for x
x = 23,884,402,708,205.99/7,051,396.50 - Step 6: Final answer
x = 3,387,187.59
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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.