Finding the Fourth Proportional to 46,367,645.40, 69,551,468.10 and 29,123,587.80
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Solution
The fourth proportional to 46,367,645.40, 69,551,468.10 and 29,123,587.80 is: 43,685,381.70
Step by Step Solution
- Step 1: Write the proportion equation
46,367,645.40 : 69,551,468.10 = 29,123,587.80 : x - Step 2: Convert to fraction form
46,367,645.40/69,551,468.10 = 29,123,587.80/x - Step 3: Cross multiply
46,367,645.40x = 69,551,468.10 × 29,123,587.80 - Step 4: Simplify right side
46,367,645.40x = 2,025,588,287,829,249 - Step 5: Solve for x
x = 2,025,588,287,829,249/46,367,645.40 - Step 6: Final answer
x = 43,685,381.70
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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.