Finding the Fourth Proportional to 24,789,154.12, 34,209,863.36 and 13,776,367.92
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Solution
The fourth proportional to 24,789,154.12, 34,209,863.36 and 13,776,367.92 is: 19,011,849.37
Step by Step Solution
- Step 1: Write the proportion equation
24,789,154.12 : 34,209,863.36 = 13,776,367.92 : x - Step 2: Convert to fraction form
24,789,154.12/34,209,863.36 = 13,776,367.92/x - Step 3: Cross multiply
24,789,154.12x = 34,209,863.36 × 13,776,367.92 - Step 4: Simplify right side
24,789,154.12x = 471,287,664,140,287.38 - Step 5: Solve for x
x = 471,287,664,140,287.38/24,789,154.12 - Step 6: Final answer
x = 19,011,849.37
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.