Finding the Fourth Proportional to 36,905,632.80, 55,358,449.20 and 26,135,095.20
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Solution
The fourth proportional to 36,905,632.80, 55,358,449.20 and 26,135,095.20 is: 39,202,642.80
Step by Step Solution
- Step 1: Write the proportion equation
36,905,632.80 : 55,358,449.20 = 26,135,095.20 : x - Step 2: Convert to fraction form
36,905,632.80/55,358,449.20 = 26,135,095.20/x - Step 3: Cross multiply
36,905,632.80x = 55,358,449.20 × 26,135,095.20 - Step 4: Simplify right side
36,905,632.80x = 1,446,798,339,966,364 - Step 5: Solve for x
x = 1,446,798,339,966,364/36,905,632.80 - Step 6: Final answer
x = 39,202,642.80
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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.