Finding the Fourth Proportional to 10,621,528.43, 14,655,189.80 and 6,037,488.95
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Solution
The fourth proportional to 10,621,528.43, 14,655,189.80 and 6,037,488.95 is: 8,330,302.65
Step by Step Solution
- Step 1: Write the proportion equation
10,621,528.43 : 14,655,189.80 = 6,037,488.95 : x - Step 2: Convert to fraction form
10,621,528.43/14,655,189.80 = 6,037,488.95/x - Step 3: Cross multiply
10,621,528.43x = 14,655,189.80 × 6,037,488.95 - Step 4: Simplify right side
10,621,528.43x = 88,480,546,419,470.48 - Step 5: Solve for x
x = 88,480,546,419,470.48/10,621,528.43 - Step 6: Final answer
x = 8,330,302.65
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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.