Finding the Fourth Proportional to 29,275,272.96, 40,400,117.37 and 16,222,749.84
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Solution
The fourth proportional to 29,275,272.96, 40,400,117.37 and 16,222,749.84 is: 22,387,528.15
Step by Step Solution
- Step 1: Write the proportion equation
29,275,272.96 : 40,400,117.37 = 16,222,749.84 : x - Step 2: Convert to fraction form
29,275,272.96/40,400,117.37 = 16,222,749.84/x - Step 3: Cross multiply
29,275,272.96x = 40,400,117.37 × 16,222,749.84 - Step 4: Simplify right side
29,275,272.96x = 655,400,997,600,148.62 - Step 5: Solve for x
x = 655,400,997,600,148.62/29,275,272.96 - Step 6: Final answer
x = 22,387,528.15
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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.