Finding the Fourth Proportional to 4,980,337.16, 6,876,038.62 and 4,064,750.30
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Solution
The fourth proportional to 4,980,337.16, 6,876,038.62 and 4,064,750.30 is: 5,611,945.37
Step by Step Solution
- Step 1: Write the proportion equation
4,980,337.16 : 6,876,038.62 = 4,064,750.30 : x - Step 2: Convert to fraction form
4,980,337.16/6,876,038.62 = 4,064,750.30/x - Step 3: Cross multiply
4,980,337.16x = 6,876,038.62 × 4,064,750.30 - Step 4: Simplify right side
4,980,337.16x = 27,949,380,043,456.59 - Step 5: Solve for x
x = 27,949,380,043,456.59/4,980,337.16 - Step 6: Final answer
x = 5,611,945.37
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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.