Finding the Fourth Proportional to 26,201,428.30, 39,307,672.05 and 8,252,346.70
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Solution
The fourth proportional to 26,201,428.30, 39,307,672.05 and 8,252,346.70 is: 12,380,261.64
Step by Step Solution
- Step 1: Write the proportion equation
26,201,428.30 : 39,307,672.05 = 8,252,346.70 : x - Step 2: Convert to fraction form
26,201,428.30/39,307,672.05 = 8,252,346.70/x - Step 3: Cross multiply
26,201,428.30x = 39,307,672.05 × 8,252,346.70 - Step 4: Simplify right side
26,201,428.30x = 324,380,537,726,499.69 - Step 5: Solve for x
x = 324,380,537,726,499.69/26,201,428.30 - Step 6: Final answer
x = 12,380,261.64
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.