Finding the Fourth Proportional to 11,028,297.98, 15,218,915.91 and 6,199,401.98
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Solution
The fourth proportional to 11,028,297.98, 15,218,915.91 and 6,199,401.98 is: 8,555,098.67
Step by Step Solution
- Step 1: Write the proportion equation
11,028,297.98 : 15,218,915.91 = 6,199,401.98 : x - Step 2: Convert to fraction form
11,028,297.98/15,218,915.91 = 6,199,401.98/x - Step 3: Cross multiply
11,028,297.98x = 15,218,915.91 × 6,199,401.98 - Step 4: Simplify right side
11,028,297.98x = 94,348,177,425,907.52 - Step 5: Solve for x
x = 94,348,177,425,907.52/11,028,297.98 - Step 6: Final answer
x = 8,555,098.67
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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.