Finding the Fourth Proportional to 46,448,981.25, 69,646,571.76 and 15,733,266.09
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Solution
The fourth proportional to 46,448,981.25, 69,646,571.76 and 15,733,266.09 is: 23,590,787.49
Step by Step Solution
- Step 1: Write the proportion equation
46,448,981.25 : 69,646,571.76 = 15,733,266.09 : x - Step 2: Convert to fraction form
46,448,981.25/69,646,571.76 = 15,733,266.09/x - Step 3: Cross multiply
46,448,981.25x = 69,646,571.76 × 15,733,266.09 - Step 4: Simplify right side
46,448,981.25x = 1,095,768,045,756,359.75 - Step 5: Solve for x
x = 1,095,768,045,756,359.75/46,448,981.25 - Step 6: Final answer
x = 23,590,787.49
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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.