Finding the Fourth Proportional to 6,116,470.81, 8,440,946.48 and 3,363,367.68
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Solution
The fourth proportional to 6,116,470.81, 8,440,946.48 and 3,363,367.68 is: 4,641,566.60
Step by Step Solution
- Step 1: Write the proportion equation
6,116,470.81 : 8,440,946.48 = 3,363,367.68 : x - Step 2: Convert to fraction form
6,116,470.81/8,440,946.48 = 3,363,367.68/x - Step 3: Cross multiply
6,116,470.81x = 8,440,946.48 × 3,363,367.68 - Step 4: Simplify right side
6,116,470.81x = 28,390,006,587,850.19 - Step 5: Solve for x
x = 28,390,006,587,850.19/6,116,470.81 - Step 6: Final answer
x = 4,641,566.60
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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.