Finding the Fourth Proportional to 10,540,001.70, 15,815,907.45 and 4,473,701.10
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Solution
The fourth proportional to 10,540,001.70, 15,815,907.45 and 4,473,701.10 is: 6,713,057.98
Step by Step Solution
- Step 1: Write the proportion equation
10,540,001.70 : 15,815,907.45 = 4,473,701.10 : x - Step 2: Convert to fraction form
10,540,001.70/15,815,907.45 = 4,473,701.10/x - Step 3: Cross multiply
10,540,001.70x = 15,815,907.45 × 4,473,701.10 - Step 4: Simplify right side
10,540,001.70x = 70,755,642,556,563.19 - Step 5: Solve for x
x = 70,755,642,556,563.19/10,540,001.70 - Step 6: Final answer
x = 6,713,057.98
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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.