Finding the Fourth Proportional to 7,290,154.80, 10,935,232.20 and 2,241,465.30
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Solution
The fourth proportional to 7,290,154.80, 10,935,232.20 and 2,241,465.30 is: 3,362,197.95
Step by Step Solution
- Step 1: Write the proportion equation
7,290,154.80 : 10,935,232.20 = 2,241,465.30 : x - Step 2: Convert to fraction form
7,290,154.80/10,935,232.20 = 2,241,465.30/x - Step 3: Cross multiply
7,290,154.80x = 10,935,232.20 × 2,241,465.30 - Step 4: Simplify right side
7,290,154.80x = 24,510,943,523,742.66 - Step 5: Solve for x
x = 24,510,943,523,742.66/7,290,154.80 - Step 6: Final answer
x = 3,362,197.95
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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.