Finding the Fourth Proportional to 36,562,614.68, 50,455,686.84 and 20,042,774.84
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Solution
The fourth proportional to 36,562,614.68, 50,455,686.84 and 20,042,774.84 is: 27,658,633.81
Step by Step Solution
- Step 1: Write the proportion equation
36,562,614.68 : 50,455,686.84 = 20,042,774.84 : x - Step 2: Convert to fraction form
36,562,614.68/50,455,686.84 = 20,042,774.84/x - Step 3: Cross multiply
36,562,614.68x = 50,455,686.84 × 20,042,774.84 - Step 4: Simplify right side
36,562,614.68x = 1,011,271,970,731,671.12 - Step 5: Solve for x
x = 1,011,271,970,731,671.12/36,562,614.68 - Step 6: Final answer
x = 27,658,633.81
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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.