Finding the Fourth Proportional to 26,647,023.56, 39,974,348.20 and 8,204,528.99
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Solution
The fourth proportional to 26,647,023.56, 39,974,348.20 and 8,204,528.99 is: 12,307,967.45
Step by Step Solution
- Step 1: Write the proportion equation
26,647,023.56 : 39,974,348.20 = 8,204,528.99 : x - Step 2: Convert to fraction form
26,647,023.56/39,974,348.20 = 8,204,528.99/x - Step 3: Cross multiply
26,647,023.56x = 39,974,348.20 × 8,204,528.99 - Step 4: Simplify right side
26,647,023.56x = 327,970,698,663,254.38 - Step 5: Solve for x
x = 327,970,698,663,254.38/26,647,023.56 - Step 6: Final answer
x = 12,307,967.45
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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.