Finding the Fourth Proportional to 7,217,674.36, 10,828,928.48 and 2,360,204.88
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Solution
The fourth proportional to 7,217,674.36, 10,828,928.48 and 2,360,204.88 is: 3,541,097.67
Step by Step Solution
- Step 1: Write the proportion equation
7,217,674.36 : 10,828,928.48 = 2,360,204.88 : x - Step 2: Convert to fraction form
7,217,674.36/10,828,928.48 = 2,360,204.88/x - Step 3: Cross multiply
7,217,674.36x = 10,828,928.48 × 2,360,204.88 - Step 4: Simplify right side
7,217,674.36x = 25,558,489,843,666.98 - Step 5: Solve for x
x = 25,558,489,843,666.98/7,217,674.36 - Step 6: Final answer
x = 3,541,097.67
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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.