Finding the Fourth Proportional to 6,460,850.16, 8,916,363.48 and 3,560,236.08
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Solution
The fourth proportional to 6,460,850.16, 8,916,363.48 and 3,560,236.08 is: 4,913,340.84
Step by Step Solution
- Step 1: Write the proportion equation
6,460,850.16 : 8,916,363.48 = 3,560,236.08 : x - Step 2: Convert to fraction form
6,460,850.16/8,916,363.48 = 3,560,236.08/x - Step 3: Cross multiply
6,460,850.16x = 8,916,363.48 × 3,560,236.08 - Step 4: Simplify right side
6,460,850.16x = 31,744,358,963,890.36 - Step 5: Solve for x
x = 31,744,358,963,890.36/6,460,850.16 - Step 6: Final answer
x = 4,913,340.84
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1.5x scale
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.