Finding the Fourth Proportional to 11,466,954.66, 15,824,400 and 6,310,316.21
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Solution
The fourth proportional to 11,466,954.66, 15,824,400 and 6,310,316.21 is: 8,708,237.78
Step by Step Solution
- Step 1: Write the proportion equation
11,466,954.66 : 15,824,400 = 6,310,316.21 : x - Step 2: Convert to fraction form
11,466,954.66/15,824,400 = 6,310,316.21/x - Step 3: Cross multiply
11,466,954.66x = 15,824,400 × 6,310,316.21 - Step 4: Simplify right side
11,466,954.66x = 99,856,967,754,402 - Step 5: Solve for x
x = 99,856,967,754,402/11,466,954.66 - Step 6: Final answer
x = 8,708,237.78
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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.