Finding the Fourth Proportional to 7,963,682.36, 11,944,211.28 and 3,415,465.88
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Solution
The fourth proportional to 7,963,682.36, 11,944,211.28 and 3,415,465.88 is: 5,122,636.02
Step by Step Solution
- Step 1: Write the proportion equation
7,963,682.36 : 11,944,211.28 = 3,415,465.88 : x - Step 2: Convert to fraction form
7,963,682.36/11,944,211.28 = 3,415,465.88/x - Step 3: Cross multiply
7,963,682.36x = 11,944,211.28 × 3,415,465.88 - Step 4: Simplify right side
7,963,682.36x = 40,795,046,090,351.12 - Step 5: Solve for x
x = 40,795,046,090,351.12/7,963,682.36 - Step 6: Final answer
x = 5,122,636.02
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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.