Finding the Fourth Proportional to 24,479,934.40, 36,686,308.96 and 15,488,390.08
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Solution
The fourth proportional to 24,479,934.40, 36,686,308.96 and 15,488,390.08 is: 23,211,331.15
Step by Step Solution
- Step 1: Write the proportion equation
24,479,934.40 : 36,686,308.96 = 15,488,390.08 : x - Step 2: Convert to fraction form
24,479,934.40/36,686,308.96 = 15,488,390.08/x - Step 3: Cross multiply
24,479,934.40x = 36,686,308.96 × 15,488,390.08 - Step 4: Simplify right side
24,479,934.40x = 568,211,863,767,879.12 - Step 5: Solve for x
x = 568,211,863,767,879.12/24,479,934.40 - Step 6: Final answer
x = 23,211,331.15
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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.