Finding the Fourth Proportional to 10,827,992.36, 16,243,722.36 and 4,351,055.80
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Solution
The fourth proportional to 10,827,992.36, 16,243,722.36 and 4,351,055.80 is: 6,527,280.41
Step by Step Solution
- Step 1: Write the proportion equation
10,827,992.36 : 16,243,722.36 = 4,351,055.80 : x - Step 2: Convert to fraction form
10,827,992.36/16,243,722.36 = 4,351,055.80/x - Step 3: Cross multiply
10,827,992.36x = 16,243,722.36 × 4,351,055.80 - Step 4: Simplify right side
10,827,992.36x = 70,677,342,388,067.69 - Step 5: Solve for x
x = 70,677,342,388,067.69/10,827,992.36 - Step 6: Final answer
x = 6,527,280.41
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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.