Finding the Fourth Proportional to 11,106,995.16, 15,327,540 and 6,212,205.57
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Solution
The fourth proportional to 11,106,995.16, 15,327,540 and 6,212,205.57 is: 8,572,780.31
Step by Step Solution
- Step 1: Write the proportion equation
11,106,995.16 : 15,327,540 = 6,212,205.57 : x - Step 2: Convert to fraction form
11,106,995.16/15,327,540 = 6,212,205.57/x - Step 3: Cross multiply
11,106,995.16x = 15,327,540 × 6,212,205.57 - Step 4: Simplify right side
11,106,995.16x = 95,217,829,362,397.80 - Step 5: Solve for x
x = 95,217,829,362,397.80/11,106,995.16 - Step 6: Final answer
x = 8,572,780.31
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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.