Finding the Fourth Proportional to 38,468,324.28, 52,979,239.98 and 29,734,321.08
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Solution
The fourth proportional to 38,468,324.28, 52,979,239.98 and 29,734,321.08 is: 40,950,620.07
Step by Step Solution
- Step 1: Write the proportion equation
38,468,324.28 : 52,979,239.98 = 29,734,321.08 : x - Step 2: Convert to fraction form
38,468,324.28/52,979,239.98 = 29,734,321.08/x - Step 3: Cross multiply
38,468,324.28x = 52,979,239.98 × 29,734,321.08 - Step 4: Simplify right side
38,468,324.28x = 1,575,301,732,139,692.50 - Step 5: Solve for x
x = 1,575,301,732,139,692.50/38,468,324.28 - Step 6: Final answer
x = 40,950,620.07
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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.