Finding the Fourth Proportional to 11,210,539.62, 16,815,809.61 and 2,690,876.08
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Solution
The fourth proportional to 11,210,539.62, 16,815,809.61 and 2,690,876.08 is: 4,036,314.16
Step by Step Solution
- Step 1: Write the proportion equation
11,210,539.62 : 16,815,809.61 = 2,690,876.08 : x - Step 2: Convert to fraction form
11,210,539.62/16,815,809.61 = 2,690,876.08/x - Step 3: Cross multiply
11,210,539.62x = 16,815,809.61 × 2,690,876.08 - Step 4: Simplify right side
11,210,539.62x = 45,249,259,845,383.12 - Step 5: Solve for x
x = 45,249,259,845,383.12/11,210,539.62 - Step 6: Final answer
x = 4,036,314.16
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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.