Finding the Fourth Proportional to 10,596,354.29, 15,871,357.70 and 7,512,998.85
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Solution
The fourth proportional to 10,596,354.29, 15,871,357.70 and 7,512,998.85 is: 11,253,067.70
Step by Step Solution
- Step 1: Write the proportion equation
10,596,354.29 : 15,871,357.70 = 7,512,998.85 : x - Step 2: Convert to fraction form
10,596,354.29/15,871,357.70 = 7,512,998.85/x - Step 3: Cross multiply
10,596,354.29x = 15,871,357.70 × 7,512,998.85 - Step 4: Simplify right side
10,596,354.29x = 119,241,492,138,647.39 - Step 5: Solve for x
x = 119,241,492,138,647.39/10,596,354.29 - Step 6: Final answer
x = 11,253,067.70
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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.