Finding the Fourth Proportional to 8,441,219.97, 11,652,899.96 and 5,655,140.46
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Solution
The fourth proportional to 8,441,219.97, 11,652,899.96 and 5,655,140.46 is: 7,806,784.60
Step by Step Solution
- Step 1: Write the proportion equation
8,441,219.97 : 11,652,899.96 = 5,655,140.46 : x - Step 2: Convert to fraction form
8,441,219.97/11,652,899.96 = 5,655,140.46/x - Step 3: Cross multiply
8,441,219.97x = 11,652,899.96 × 5,655,140.46 - Step 4: Simplify right side
8,441,219.97x = 65,898,786,054,266.23 - Step 5: Solve for x
x = 65,898,786,054,266.23/8,441,219.97 - Step 6: Final answer
x = 7,806,784.60
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.