Finding the Fourth Proportional to 53,328,626.24, 79,992,939.38 and 14,990,140.35
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Solution
The fourth proportional to 53,328,626.24, 79,992,939.38 and 14,990,140.35 is: 22,485,210.53
Step by Step Solution
- Step 1: Write the proportion equation
53,328,626.24 : 79,992,939.38 = 14,990,140.35 : x - Step 2: Convert to fraction form
53,328,626.24/79,992,939.38 = 14,990,140.35/x - Step 3: Cross multiply
53,328,626.24x = 79,992,939.38 × 14,990,140.35 - Step 4: Simplify right side
53,328,626.24x = 1,199,105,388,240,291.25 - Step 5: Solve for x
x = 1,199,105,388,240,291.25/53,328,626.24 - Step 6: Final answer
x = 22,485,210.53
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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.