Finding the Fourth Proportional to 36,211,227.88, 49,970,497.98 and 19,913,703.88
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Solution
The fourth proportional to 36,211,227.88, 49,970,497.98 and 19,913,703.88 is: 27,480,363.35
Step by Step Solution
- Step 1: Write the proportion equation
36,211,227.88 : 49,970,497.98 = 19,913,703.88 : x - Step 2: Convert to fraction form
36,211,227.88/49,970,497.98 = 19,913,703.88/x - Step 3: Cross multiply
36,211,227.88x = 49,970,497.98 × 19,913,703.88 - Step 4: Simplify right side
36,211,227.88x = 995,097,699,509,858 - Step 5: Solve for x
x = 995,097,699,509,858/36,211,227.88 - Step 6: Final answer
x = 27,480,363.35
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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.