Finding the Fourth Proportional to 26,416,996.92, 36,457,180.11 and 15,253,961.13
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Solution
The fourth proportional to 26,416,996.92, 36,457,180.11 and 15,253,961.13 is: 21,051,462.06
Step by Step Solution
- Step 1: Write the proportion equation
26,416,996.92 : 36,457,180.11 = 15,253,961.13 : x - Step 2: Convert to fraction form
26,416,996.92/36,457,180.11 = 15,253,961.13/x - Step 3: Cross multiply
26,416,996.92x = 36,457,180.11 × 15,253,961.13 - Step 4: Simplify right side
26,416,996.92x = 556,116,408,307,349.12 - Step 5: Solve for x
x = 556,116,408,307,349.12/26,416,996.92 - Step 6: Final answer
x = 21,051,462.06
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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.