Finding the Fourth Proportional to 12,201,214.84, 16,837,986.36 and 6,694,588.24
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Solution
The fourth proportional to 12,201,214.84, 16,837,986.36 and 6,694,588.24 is: 9,238,701.80
Step by Step Solution
- Step 1: Write the proportion equation
12,201,214.84 : 16,837,986.36 = 6,694,588.24 : x - Step 2: Convert to fraction form
12,201,214.84/16,837,986.36 = 6,694,588.24/x - Step 3: Cross multiply
12,201,214.84x = 16,837,986.36 × 6,694,588.24 - Step 4: Simplify right side
12,201,214.84x = 112,723,385,470,936.41 - Step 5: Solve for x
x = 112,723,385,470,936.41/12,201,214.84 - Step 6: Final answer
x = 9,238,701.80
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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.