Finding the Fourth Proportional to 32,963,112.60, 49,465,664.10 and 19,316,232.60
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Solution
The fourth proportional to 32,963,112.60, 49,465,664.10 and 19,316,232.60 is: 28,986,651.99
Step by Step Solution
- Step 1: Write the proportion equation
32,963,112.60 : 49,465,664.10 = 19,316,232.60 : x - Step 2: Convert to fraction form
32,963,112.60/49,465,664.10 = 19,316,232.60/x - Step 3: Cross multiply
32,963,112.60x = 49,465,664.10 × 19,316,232.60 - Step 4: Simplify right side
32,963,112.60x = 955,490,273,469,069.75 - Step 5: Solve for x
x = 955,490,273,469,069.75/32,963,112.60 - Step 6: Final answer
x = 28,986,651.99
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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.