Finding the Fourth Proportional to 53,004,729.65, 79,508,865.94 and 14,663,032.97
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Solution
The fourth proportional to 53,004,729.65, 79,508,865.94 and 14,663,032.97 is: 21,995,039.50
Step by Step Solution
- Step 1: Write the proportion equation
53,004,729.65 : 79,508,865.94 = 14,663,032.97 : x - Step 2: Convert to fraction form
53,004,729.65/79,508,865.94 = 14,663,032.97/x - Step 3: Cross multiply
53,004,729.65x = 79,508,865.94 × 14,663,032.97 - Step 4: Simplify right side
53,004,729.65x = 1,165,841,122,251,328 - Step 5: Solve for x
x = 1,165,841,122,251,328/53,004,729.65 - Step 6: Final answer
x = 21,995,039.50
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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.