Finding the Fourth Proportional to 6,116,813.54, 8,440,913.68 and 3,363,617.01
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Solution
The fourth proportional to 6,116,813.54, 8,440,913.68 and 3,363,617.01 is: 4,641,632.55
Step by Step Solution
- Step 1: Write the proportion equation
6,116,813.54 : 8,440,913.68 = 3,363,617.01 : x - Step 2: Convert to fraction form
6,116,813.54/8,440,913.68 = 3,363,617.01/x - Step 3: Cross multiply
6,116,813.54x = 8,440,913.68 × 3,363,617.01 - Step 4: Simplify right side
6,116,813.54x = 28,392,000,833,989.70 - Step 5: Solve for x
x = 28,392,000,833,989.70/6,116,813.54 - Step 6: Final answer
x = 4,641,632.55
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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.