Finding the Fourth Proportional to 53,306,578.86, 79,964,748.06 and 14,967,834.66
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Solution
The fourth proportional to 53,306,578.86, 79,964,748.06 and 14,967,834.66 is: 22,453,122.17
Step by Step Solution
- Step 1: Write the proportion equation
53,306,578.86 : 79,964,748.06 = 14,967,834.66 : x - Step 2: Convert to fraction form
53,306,578.86/79,964,748.06 = 14,967,834.66/x - Step 3: Cross multiply
53,306,578.86x = 79,964,748.06 × 14,967,834.66 - Step 4: Simplify right side
53,306,578.86x = 1,196,899,127,590,635.75 - Step 5: Solve for x
x = 1,196,899,127,590,635.75/53,306,578.86 - Step 6: Final answer
x = 22,453,122.17
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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.