Finding the Fourth Proportional to 7,299,671.66, 10,070,198.61 and 4,722,183.62
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Solution
The fourth proportional to 7,299,671.66, 10,070,198.61 and 4,722,183.62 is: 6,514,447.38
Step by Step Solution
- Step 1: Write the proportion equation
7,299,671.66 : 10,070,198.61 = 4,722,183.62 : x - Step 2: Convert to fraction form
7,299,671.66/10,070,198.61 = 4,722,183.62/x - Step 3: Cross multiply
7,299,671.66x = 10,070,198.61 × 4,722,183.62 - Step 4: Simplify right side
7,299,671.66x = 47,553,326,926,288.77 - Step 5: Solve for x
x = 47,553,326,926,288.77/7,299,671.66 - Step 6: Final answer
x = 6,514,447.38
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1.5x scale
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.