Finding the Fourth Proportional to 5,021,124.72, 6,929,124.12 and 2,846,079.12
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Solution
The fourth proportional to 5,021,124.72, 6,929,124.12 and 2,846,079.12 is: 3,927,573.32
Step by Step Solution
- Step 1: Write the proportion equation
5,021,124.72 : 6,929,124.12 = 2,846,079.12 : x - Step 2: Convert to fraction form
5,021,124.72/6,929,124.12 = 2,846,079.12/x - Step 3: Cross multiply
5,021,124.72x = 6,929,124.12 × 2,846,079.12 - Step 4: Simplify right side
5,021,124.72x = 19,720,835,477,820.38 - Step 5: Solve for x
x = 19,720,835,477,820.38/5,021,124.72 - Step 6: Final answer
x = 3,927,573.32
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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.