Finding the Fourth Proportional to 46,299,430.40, 69,429,484.80 and 22,372,236.80
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Solution
The fourth proportional to 46,299,430.40, 69,429,484.80 and 22,372,236.80 is: 33,548,854.95
Step by Step Solution
- Step 1: Write the proportion equation
46,299,430.40 : 69,429,484.80 = 22,372,236.80 : x - Step 2: Convert to fraction form
46,299,430.40/69,429,484.80 = 22,372,236.80/x - Step 3: Cross multiply
46,299,430.40x = 69,429,484.80 × 22,372,236.80 - Step 4: Simplify right side
46,299,430.40x = 1,553,292,874,847,600.75 - Step 5: Solve for x
x = 1,553,292,874,847,600.75/46,299,430.40 - Step 6: Final answer
x = 33,548,854.95
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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.