Finding the Fourth Proportional to 10,758,114.71, 16,139,532.95 and 3,185,668.79
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Solution
The fourth proportional to 10,758,114.71, 16,139,532.95 and 3,185,668.79 is: 4,779,202.28
Step by Step Solution
- Step 1: Write the proportion equation
10,758,114.71 : 16,139,532.95 = 3,185,668.79 : x - Step 2: Convert to fraction form
10,758,114.71/16,139,532.95 = 3,185,668.79/x - Step 3: Cross multiply
10,758,114.71x = 16,139,532.95 × 3,185,668.79 - Step 4: Simplify right side
10,758,114.71x = 51,415,206,403,991.62 - Step 5: Solve for x
x = 51,415,206,403,991.62/10,758,114.71 - Step 6: Final answer
x = 4,779,202.28
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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.