Finding the Fourth Proportional to 11,301,366.88, 15,595,776.33 and 6,144,728.41
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Solution
The fourth proportional to 11,301,366.88, 15,595,776.33 and 6,144,728.41 is: 8,479,665.41
Step by Step Solution
- Step 1: Write the proportion equation
11,301,366.88 : 15,595,776.33 = 6,144,728.41 : x - Step 2: Convert to fraction form
11,301,366.88/15,595,776.33 = 6,144,728.41/x - Step 3: Cross multiply
11,301,366.88x = 15,595,776.33 × 6,144,728.41 - Step 4: Simplify right side
11,301,366.88x = 95,831,809,812,977.66 - Step 5: Solve for x
x = 95,831,809,812,977.66/11,301,366.88 - Step 6: Final answer
x = 8,479,665.41
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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.