Finding the Fourth Proportional to 10,369,528.68, 15,554,293.02 and 10,369,528.68
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Solution
The fourth proportional to 10,369,528.68, 15,554,293.02 and 10,369,528.68 is: 15,554,293.02
Step by Step Solution
- Step 1: Write the proportion equation
10,369,528.68 : 15,554,293.02 = 10,369,528.68 : x - Step 2: Convert to fraction form
10,369,528.68/15,554,293.02 = 10,369,528.68/x - Step 3: Cross multiply
10,369,528.68x = 15,554,293.02 × 10,369,528.68 - Step 4: Simplify right side
10,369,528.68x = 161,290,687,568,013.81 - Step 5: Solve for x
x = 161,290,687,568,013.81/10,369,528.68 - Step 6: Final answer
x = 15,554,293.02
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1.5x scale
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.