Finding the Fourth Proportional to 8,857,700.99, 13,286,551.65 and 2,126,114.99
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Solution
The fourth proportional to 8,857,700.99, 13,286,551.65 and 2,126,114.99 is: 3,189,172.52
Step by Step Solution
- Step 1: Write the proportion equation
8,857,700.99 : 13,286,551.65 = 2,126,114.99 : x - Step 2: Convert to fraction form
8,857,700.99/13,286,551.65 = 2,126,114.99/x - Step 3: Cross multiply
8,857,700.99x = 13,286,551.65 × 2,126,114.99 - Step 4: Simplify right side
8,857,700.99x = 28,248,736,619,838.98 - Step 5: Solve for x
x = 28,248,736,619,838.98/8,857,700.99 - Step 6: Final answer
x = 3,189,172.52
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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.