Finding the Fourth Proportional to 6,116,764.94, 8,440,957.16 and 3,363,449.49
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Solution
The fourth proportional to 6,116,764.94, 8,440,957.16 and 3,363,449.49 is: 4,641,462.17
Step by Step Solution
- Step 1: Write the proportion equation
6,116,764.94 : 8,440,957.16 = 3,363,449.49 : x - Step 2: Convert to fraction form
6,116,764.94/8,440,957.16 = 3,363,449.49/x - Step 3: Cross multiply
6,116,764.94x = 8,440,957.16 × 3,363,449.49 - Step 4: Simplify right side
6,116,764.94x = 28,390,733,079,180.93 - Step 5: Solve for x
x = 28,390,733,079,180.93/6,116,764.94 - Step 6: Final answer
x = 4,641,462.17
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.