Finding the Fourth Proportional to 35,435,139.01, 48,899,421.05 and 19,540,215.28
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Solution
The fourth proportional to 35,435,139.01, 48,899,421.05 and 19,540,215.28 is: 26,964,906.62
Step by Step Solution
- Step 1: Write the proportion equation
35,435,139.01 : 48,899,421.05 = 19,540,215.28 : x - Step 2: Convert to fraction form
35,435,139.01/48,899,421.05 = 19,540,215.28/x - Step 3: Cross multiply
35,435,139.01x = 48,899,421.05 × 19,540,215.28 - Step 4: Simplify right side
35,435,139.01x = 955,505,214,384,363.62 - Step 5: Solve for x
x = 955,505,214,384,363.62/35,435,139.01 - Step 6: Final answer
x = 26,964,906.62
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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.