Finding the Fourth Proportional to 18,311,204.66, 27,471,909.69 and 14,931,406.40
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Solution
The fourth proportional to 18,311,204.66, 27,471,909.69 and 14,931,406.40 is: 22,401,270.47
Step by Step Solution
- Step 1: Write the proportion equation
18,311,204.66 : 27,471,909.69 = 14,931,406.40 : x - Step 2: Convert to fraction form
18,311,204.66/27,471,909.69 = 14,931,406.40/x - Step 3: Cross multiply
18,311,204.66x = 27,471,909.69 × 14,931,406.40 - Step 4: Simplify right side
18,311,204.66x = 410,194,248,165,488.06 - Step 5: Solve for x
x = 410,194,248,165,488.06/18,311,204.66 - Step 6: Final answer
x = 22,401,270.47
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.