Finding the Fourth Proportional to 9,703,030.20, 14,551,920.90 and 2,879,590.20
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Solution
The fourth proportional to 9,703,030.20, 14,551,920.90 and 2,879,590.20 is: 4,318,606.45
Step by Step Solution
- Step 1: Write the proportion equation
9,703,030.20 : 14,551,920.90 = 2,879,590.20 : x - Step 2: Convert to fraction form
9,703,030.20/14,551,920.90 = 2,879,590.20/x - Step 3: Cross multiply
9,703,030.20x = 14,551,920.90 × 2,879,590.20 - Step 4: Simplify right side
9,703,030.20x = 41,903,568,814,815.19 - Step 5: Solve for x
x = 41,903,568,814,815.19/9,703,030.20 - Step 6: Final answer
x = 4,318,606.45
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1.5x scale
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.