Finding the Fourth Proportional to 36,804,876.30, 50,788,656.68 and 20,284,950.81
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Solution
The fourth proportional to 36,804,876.30, 50,788,656.68 and 20,284,950.81 is: 27,992,089.80
Step by Step Solution
- Step 1: Write the proportion equation
36,804,876.30 : 50,788,656.68 = 20,284,950.81 : x - Step 2: Convert to fraction form
36,804,876.30/50,788,656.68 = 20,284,950.81/x - Step 3: Cross multiply
36,804,876.30x = 50,788,656.68 × 20,284,950.81 - Step 4: Simplify right side
36,804,876.30x = 1,030,245,402,358,353 - Step 5: Solve for x
x = 1,030,245,402,358,353/36,804,876.30 - Step 6: Final answer
x = 27,992,089.80
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.