Finding the Fourth Proportional to 10,776,722.20, 16,165,083.30 and 3,202,703.80
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Solution
The fourth proportional to 10,776,722.20, 16,165,083.30 and 3,202,703.80 is: 4,804,055.70
Step by Step Solution
- Step 1: Write the proportion equation
10,776,722.20 : 16,165,083.30 = 3,202,703.80 : x - Step 2: Convert to fraction form
10,776,722.20/16,165,083.30 = 3,202,703.80/x - Step 3: Cross multiply
10,776,722.20x = 16,165,083.30 × 3,202,703.80 - Step 4: Simplify right side
10,776,722.20x = 51,771,973,712,226.54 - Step 5: Solve for x
x = 51,771,973,712,226.54/10,776,722.20 - Step 6: Final answer
x = 4,804,055.70
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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.