Finding the Fourth Proportional to 53,306,513.18, 79,964,649.50 and 14,967,768.94
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Solution
The fourth proportional to 53,306,513.18, 79,964,649.50 and 14,967,768.94 is: 22,453,023.57
Step by Step Solution
- Step 1: Write the proportion equation
53,306,513.18 : 79,964,649.50 = 14,967,768.94 : x - Step 2: Convert to fraction form
53,306,513.18/79,964,649.50 = 14,967,768.94/x - Step 3: Cross multiply
53,306,513.18x = 79,964,649.50 × 14,967,768.94 - Step 4: Simplify right side
53,306,513.18x = 1,196,892,397,084,086.50 - Step 5: Solve for x
x = 1,196,892,397,084,086.50/53,306,513.18 - Step 6: Final answer
x = 22,453,023.57
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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.