Finding the Fourth Proportional to 35,610,432.24, 49,126,794 and 20,919,471.12
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Solution
The fourth proportional to 35,610,432.24, 49,126,794 and 20,919,471.12 is: 28,859,704.41
Step by Step Solution
- Step 1: Write the proportion equation
35,610,432.24 : 49,126,794 = 20,919,471.12 : x - Step 2: Convert to fraction form
35,610,432.24/49,126,794 = 20,919,471.12/x - Step 3: Cross multiply
35,610,432.24x = 49,126,794 × 20,919,471.12 - Step 4: Simplify right side
35,610,432.24x = 1,027,706,548,301,189.38 - Step 5: Solve for x
x = 1,027,706,548,301,189.38/35,610,432.24 - Step 6: Final answer
x = 28,859,704.41
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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.