Finding the Fourth Proportional to 53,628,988.97, 80,444,230.80 and 15,290,503.08
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Solution
The fourth proportional to 53,628,988.97, 80,444,230.80 and 15,290,503.08 is: 22,935,967.69
Step by Step Solution
- Step 1: Write the proportion equation
53,628,988.97 : 80,444,230.80 = 15,290,503.08 : x - Step 2: Convert to fraction form
53,628,988.97/80,444,230.80 = 15,290,503.08/x - Step 3: Cross multiply
53,628,988.97x = 80,444,230.80 × 15,290,503.08 - Step 4: Simplify right side
53,628,988.97x = 1,230,032,758,456,625.50 - Step 5: Solve for x
x = 1,230,032,758,456,625.50/53,628,988.97 - Step 6: Final answer
x = 22,935,967.69
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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.