Finding the Fourth Proportional to 5,508,562.80, 8,264,156.40 and 2,666,337.60
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Solution
The fourth proportional to 5,508,562.80, 8,264,156.40 and 2,666,337.60 is: 4,000,141.55
Step by Step Solution
- Step 1: Write the proportion equation
5,508,562.80 : 8,264,156.40 = 2,666,337.60 : x - Step 2: Convert to fraction form
5,508,562.80/8,264,156.40 = 2,666,337.60/x - Step 3: Cross multiply
5,508,562.80x = 8,264,156.40 × 2,666,337.60 - Step 4: Simplify right side
5,508,562.80x = 22,035,030,941,600.64 - Step 5: Solve for x
x = 22,035,030,941,600.64/5,508,562.80 - Step 6: Final answer
x = 4,000,141.55
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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.