Finding the Fourth Proportional to 33,131,886.68, 49,695,960.76 and 14,682,518.12
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Solution
The fourth proportional to 33,131,886.68, 49,695,960.76 and 14,682,518.12 is: 22,022,948.81
Step by Step Solution
- Step 1: Write the proportion equation
33,131,886.68 : 49,695,960.76 = 14,682,518.12 : x - Step 2: Convert to fraction form
33,131,886.68/49,695,960.76 = 14,682,518.12/x - Step 3: Cross multiply
33,131,886.68x = 49,695,960.76 × 14,682,518.12 - Step 4: Simplify right side
33,131,886.68x = 729,661,844,349,508.88 - Step 5: Solve for x
x = 729,661,844,349,508.88/33,131,886.68 - Step 6: Final answer
x = 22,022,948.81
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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.