Finding the Fourth Proportional to 35,112,457.32, 48,454,091.92 and 19,430,535.48
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Solution
The fourth proportional to 35,112,457.32, 48,454,091.92 and 19,430,535.48 is: 26,813,530.70
Step by Step Solution
- Step 1: Write the proportion equation
35,112,457.32 : 48,454,091.92 = 19,430,535.48 : x - Step 2: Convert to fraction form
35,112,457.32/48,454,091.92 = 19,430,535.48/x - Step 3: Cross multiply
35,112,457.32x = 48,454,091.92 × 19,430,535.48 - Step 4: Simplify right side
35,112,457.32x = 941,488,952,202,741.38 - Step 5: Solve for x
x = 941,488,952,202,741.38/35,112,457.32 - Step 6: Final answer
x = 26,813,530.70
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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.