Finding the Fourth Proportional to 34,263,284.24, 47,283,205.74 and 21,207,944
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Solution
The fourth proportional to 34,263,284.24, 47,283,205.74 and 21,207,944 is: 29,266,884.41
Step by Step Solution
- Step 1: Write the proportion equation
34,263,284.24 : 47,283,205.74 = 21,207,944 : x - Step 2: Convert to fraction form
34,263,284.24/47,283,205.74 = 21,207,944/x - Step 3: Cross multiply
34,263,284.24x = 47,283,205.74 × 21,207,944 - Step 4: Simplify right side
34,263,284.24x = 1,002,779,579,474,398.62 - Step 5: Solve for x
x = 1,002,779,579,474,398.62/34,263,284.24 - Step 6: Final answer
x = 29,266,884.41
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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.