Finding the Fourth Proportional to 53,306,599.91, 79,964,779.64 and 14,967,855.68
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Solution
The fourth proportional to 53,306,599.91, 79,964,779.64 and 14,967,855.68 is: 22,453,153.70
Step by Step Solution
- Step 1: Write the proportion equation
53,306,599.91 : 79,964,779.64 = 14,967,855.68 : x - Step 2: Convert to fraction form
53,306,599.91/79,964,779.64 = 14,967,855.68/x - Step 3: Cross multiply
53,306,599.91x = 79,964,779.64 × 14,967,855.68 - Step 4: Simplify right side
53,306,599.91x = 1,196,901,280,659,859.25 - Step 5: Solve for x
x = 1,196,901,280,659,859.25/53,306,599.91 - Step 6: Final answer
x = 22,453,153.70
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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.