Finding the Fourth Proportional to 11,652,026.52, 16,081,690.68 and 7,010,502.96
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Solution
The fourth proportional to 11,652,026.52, 16,081,690.68 and 7,010,502.96 is: 9,675,633.67
Step by Step Solution
- Step 1: Write the proportion equation
11,652,026.52 : 16,081,690.68 = 7,010,502.96 : x - Step 2: Convert to fraction form
11,652,026.52/16,081,690.68 = 7,010,502.96/x - Step 3: Cross multiply
11,652,026.52x = 16,081,690.68 × 7,010,502.96 - Step 4: Simplify right side
11,652,026.52x = 112,740,740,113,944.41 - Step 5: Solve for x
x = 112,740,740,113,944.41/11,652,026.52 - Step 6: Final answer
x = 9,675,633.67
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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.