Finding the Fourth Proportional to 26,884,834.20, 40,252,601.70 and 26,138,338.20
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Solution
The fourth proportional to 26,884,834.20, 40,252,601.70 and 26,138,338.20 is: 39,134,930.45
Step by Step Solution
- Step 1: Write the proportion equation
26,884,834.20 : 40,252,601.70 = 26,138,338.20 : x - Step 2: Convert to fraction form
26,884,834.20/40,252,601.70 = 26,138,338.20/x - Step 3: Cross multiply
26,884,834.20x = 40,252,601.70 × 26,138,338.20 - Step 4: Simplify right side
26,884,834.20x = 1,052,136,116,664,495 - Step 5: Solve for x
x = 1,052,136,116,664,495/26,884,834.20 - Step 6: Final answer
x = 39,134,930.45
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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.