Finding the Fourth Proportional to 15,992,273.52, 23,988,390.84 and 5,209,556.76
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Solution
The fourth proportional to 15,992,273.52, 23,988,390.84 and 5,209,556.76 is: 7,814,328.81
Step by Step Solution
- Step 1: Write the proportion equation
15,992,273.52 : 23,988,390.84 = 5,209,556.76 : x - Step 2: Convert to fraction form
15,992,273.52/23,988,390.84 = 5,209,556.76/x - Step 3: Cross multiply
15,992,273.52x = 23,988,390.84 × 5,209,556.76 - Step 4: Simplify right side
15,992,273.52x = 124,968,883,662,044.08 - Step 5: Solve for x
x = 124,968,883,662,044.08/15,992,273.52 - Step 6: Final answer
x = 7,814,328.81
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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.