Finding the Fourth Proportional to 9,044,982.20, 13,563,536.70 and 2,977,369.40
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Solution
The fourth proportional to 9,044,982.20, 13,563,536.70 and 2,977,369.40 is: 4,464,758.28
Step by Step Solution
- Step 1: Write the proportion equation
9,044,982.20 : 13,563,536.70 = 2,977,369.40 : x - Step 2: Convert to fraction form
9,044,982.20/13,563,536.70 = 2,977,369.40/x - Step 3: Cross multiply
9,044,982.20x = 13,563,536.70 × 2,977,369.40 - Step 4: Simplify right side
9,044,982.20x = 40,383,659,126,356.98 - Step 5: Solve for x
x = 40,383,659,126,356.98/9,044,982.20 - Step 6: Final answer
x = 4,464,758.28
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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.