Finding the Fourth Proportional to 43,940,479.68, 65,864,581.28 and 14,784,197.09
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Solution
The fourth proportional to 43,940,479.68, 65,864,581.28 and 14,784,197.09 is: 22,160,771.98
Step by Step Solution
- Step 1: Write the proportion equation
43,940,479.68 : 65,864,581.28 = 14,784,197.09 : x - Step 2: Convert to fraction form
43,940,479.68/65,864,581.28 = 14,784,197.09/x - Step 3: Cross multiply
43,940,479.68x = 65,864,581.28 × 14,784,197.09 - Step 4: Simplify right side
43,940,479.68x = 973,754,950,893,844.50 - Step 5: Solve for x
x = 973,754,950,893,844.50/43,940,479.68 - Step 6: Final answer
x = 22,160,771.98
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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.