Finding the Fourth Proportional to 11,058,730.91, 16,585,608.05 and 3,967,018.91
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Solution
The fourth proportional to 11,058,730.91, 16,585,608.05 and 3,967,018.91 is: 5,949,635.75
Step by Step Solution
- Step 1: Write the proportion equation
11,058,730.91 : 16,585,608.05 = 3,967,018.91 : x - Step 2: Convert to fraction form
11,058,730.91/16,585,608.05 = 3,967,018.91/x - Step 3: Cross multiply
11,058,730.91x = 16,585,608.05 × 3,967,018.91 - Step 4: Simplify right side
11,058,730.91x = 65,795,420,748,363.13 - Step 5: Solve for x
x = 65,795,420,748,363.13/11,058,730.91 - Step 6: Final answer
x = 5,949,635.75
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.