Finding the Fourth Proportional to 32,780,130.22, 45,235,394.16 and 18,095,481.23
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Solution
The fourth proportional to 32,780,130.22, 45,235,394.16 and 18,095,481.23 is: 24,971,109.65
Step by Step Solution
- Step 1: Write the proportion equation
32,780,130.22 : 45,235,394.16 = 18,095,481.23 : x - Step 2: Convert to fraction form
32,780,130.22/45,235,394.16 = 18,095,481.23/x - Step 3: Cross multiply
32,780,130.22x = 45,235,394.16 × 18,095,481.23 - Step 4: Simplify right side
32,780,130.22x = 818,556,225,953,931.62 - Step 5: Solve for x
x = 818,556,225,953,931.62/32,780,130.22 - Step 6: Final answer
x = 24,971,109.65
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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.