Finding the Fourth Proportional to 9,060,911.36, 13,591,353.12 and 6,212,387.84
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Solution
The fourth proportional to 9,060,911.36, 13,591,353.12 and 6,212,387.84 is: 9,318,572.22
Step by Step Solution
- Step 1: Write the proportion equation
9,060,911.36 : 13,591,353.12 = 6,212,387.84 : x - Step 2: Convert to fraction form
9,060,911.36/13,591,353.12 = 6,212,387.84/x - Step 3: Cross multiply
9,060,911.36x = 13,591,353.12 × 6,212,387.84 - Step 4: Simplify right side
9,060,911.36x = 84,434,756,851,834.05 - Step 5: Solve for x
x = 84,434,756,851,834.05/9,060,911.36 - Step 6: Final answer
x = 9,318,572.22
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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.