Finding the Fourth Proportional to 10,368,006.70, 15,552,010.05 and 9,704,454.70
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Solution
The fourth proportional to 10,368,006.70, 15,552,010.05 and 9,704,454.70 is: 14,556,682.05
Step by Step Solution
- Step 1: Write the proportion equation
10,368,006.70 : 15,552,010.05 = 9,704,454.70 : x - Step 2: Convert to fraction form
10,368,006.70/15,552,010.05 = 9,704,454.70/x - Step 3: Cross multiply
10,368,006.70x = 15,552,010.05 × 9,704,454.70 - Step 4: Simplify right side
10,368,006.70x = 150,923,777,024,169.72 - Step 5: Solve for x
x = 150,923,777,024,169.72/10,368,006.70 - Step 6: Final answer
x = 14,556,682.05
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1.5x scale
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.