Finding the Fourth Proportional to 26,354,145.21, 36,369,091.82 and 15,184,465.08
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Solution
The fourth proportional to 26,354,145.21, 36,369,091.82 and 15,184,465.08 is: 20,954,775.81
Step by Step Solution
- Step 1: Write the proportion equation
26,354,145.21 : 36,369,091.82 = 15,184,465.08 : x - Step 2: Convert to fraction form
26,354,145.21/36,369,091.82 = 15,184,465.08/x - Step 3: Cross multiply
26,354,145.21x = 36,369,091.82 × 15,184,465.08 - Step 4: Simplify right side
26,354,145.21x = 552,245,204,474,335.81 - Step 5: Solve for x
x = 552,245,204,474,335.81/26,354,145.21 - Step 6: Final answer
x = 20,954,775.81
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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.