Finding the Fourth Proportional to 11,058,640.66, 16,587,946.66 and 2,971,616.41
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Solution
The fourth proportional to 11,058,640.66, 16,587,946.66 and 2,971,616.41 is: 4,457,420.76
Step by Step Solution
- Step 1: Write the proportion equation
11,058,640.66 : 16,587,946.66 = 2,971,616.41 : x - Step 2: Convert to fraction form
11,058,640.66/16,587,946.66 = 2,971,616.41/x - Step 3: Cross multiply
11,058,640.66x = 16,587,946.66 × 2,971,616.41 - Step 4: Simplify right side
11,058,640.66x = 49,293,014,503,060.70 - Step 5: Solve for x
x = 49,293,014,503,060.70/11,058,640.66 - Step 6: Final answer
x = 4,457,420.76
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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.